[INFO] fetching crate wd_log 0.2.0... [INFO] checking wd_log-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate wd_log 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate wd_log 0.2.0 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 wd_log 0.2.0 [INFO] finished tweaking crates.io crate wd_log 0.2.0 [INFO] tweaked toml for crates.io crate wd_log 0.2.0 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" "+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 37 packages [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] 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f510ead0a870b2b93c4509bac15b6ee9be639b72c19dcd3585b56c6c05202fe2 [INFO] running `Command { std: "docker" "start" "-a" "f510ead0a870b2b93c4509bac15b6ee9be639b72c19dcd3585b56c6c05202fe2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f510ead0a870b2b93c4509bac15b6ee9be639b72c19dcd3585b56c6c05202fe2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f510ead0a870b2b93c4509bac15b6ee9be639b72c19dcd3585b56c6c05202fe2", kill_on_drop: false }` [INFO] [stdout] f510ead0a870b2b93c4509bac15b6ee9be639b72c19dcd3585b56c6c05202fe2 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4048826979c3aa11ed2b5f9d54db328617eb1ed92d11b7dd64043e74a4e904a2 [INFO] running `Command { std: "docker" "start" "-a" "4048826979c3aa11ed2b5f9d54db328617eb1ed92d11b7dd64043e74a4e904a2", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking wd_log v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `DEBUG`, `output` [INFO] [stdout] --> src/lib.rs:18:67 [INFO] [stdout] | [INFO] [stdout] 18 | use crate::{show_time, show_file_line, set_prefix, set_level, DEBUG, output, output_to_file, INFO, Level, log_prefix}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `close_output` is never used [INFO] [stdout] --> src/log_config.rs:104:12 [INFO] [stdout] | [INFO] [stdout] 82 | impl LogConfig { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn close_output(&mut self){ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `close_output` is never used [INFO] [stdout] --> src/log_config.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn close_output(){ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.68s [INFO] running `Command { std: "docker" "inspect" "4048826979c3aa11ed2b5f9d54db328617eb1ed92d11b7dd64043e74a4e904a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4048826979c3aa11ed2b5f9d54db328617eb1ed92d11b7dd64043e74a4e904a2", kill_on_drop: false }` [INFO] [stdout] 4048826979c3aa11ed2b5f9d54db328617eb1ed92d11b7dd64043e74a4e904a2 [INFO] checking wd_log-0.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate wd_log 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate wd_log 0.2.0 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 wd_log 0.2.0 [INFO] finished tweaking crates.io crate wd_log 0.2.0 [INFO] tweaked toml for crates.io crate wd_log 0.2.0 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6b879331b70a00beddfa92c3c1a0ba724ff9ee8b30b389dc778f3cc75b804301 [INFO] running `Command { std: "docker" "start" "-a" "6b879331b70a00beddfa92c3c1a0ba724ff9ee8b30b389dc778f3cc75b804301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b879331b70a00beddfa92c3c1a0ba724ff9ee8b30b389dc778f3cc75b804301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b879331b70a00beddfa92c3c1a0ba724ff9ee8b30b389dc778f3cc75b804301", kill_on_drop: false }` [INFO] [stdout] 6b879331b70a00beddfa92c3c1a0ba724ff9ee8b30b389dc778f3cc75b804301 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d6c1d5b70bbe680c558e75d7f685a6e554cd100b3f0fa8e4ed3e04d412953e48 [INFO] running `Command { std: "docker" "start" "-a" "d6c1d5b70bbe680c558e75d7f685a6e554cd100b3f0fa8e4ed3e04d412953e48", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking wd_log v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `DEBUG`, `output` [INFO] [stdout] --> src/lib.rs:18:67 [INFO] [stdout] | [INFO] [stdout] 18 | use crate::{show_time, show_file_line, set_prefix, set_level, DEBUG, output, output_to_file, INFO, Level, log_prefix}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/log_macro.rs:133:23 [INFO] [stdout] | [INFO] [stdout] 133 | ($($arg:tt)*) => ({ [INFO] [stdout] | _______________________^ [INFO] [stdout] 134 | | let line = line!(); [INFO] [stdout] 135 | | let file = file!(); [INFO] [stdout] 136 | | let mut value = format!($($arg)*); [INFO] [stdout] ... | [INFO] [stdout] 140 | | panic!("{}",value) [INFO] [stdout] 141 | | }) [INFO] [stdout] | |_____^ cannot infer type [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:51:10 [INFO] [stdout] | [INFO] [stdout] 51 | log_panic!("{}","hello world"); [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `log_panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 72 | let result = Err("hello"); [INFO] [stdout] | ------------ type must be known at this point [INFO] [stdout] 73 | //It can lead to panic [INFO] [stdout] 74 | let _ = res_panic!(result;"this is {}","error"); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: consider giving this pattern a type [INFO] [stdout] | [INFO] [stdout] 74 | let _: /* Type */ = res_panic!(result;"this is {}","error"); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `close_output` is never used [INFO] [stdout] --> src/log_config.rs:104:12 [INFO] [stdout] | [INFO] [stdout] 82 | impl LogConfig { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn close_output(&mut self){ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `close_output` is never used [INFO] [stdout] --> src/log_config.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn close_output(){ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `wd_log` (lib test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "d6c1d5b70bbe680c558e75d7f685a6e554cd100b3f0fa8e4ed3e04d412953e48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6c1d5b70bbe680c558e75d7f685a6e554cd100b3f0fa8e4ed3e04d412953e48", kill_on_drop: false }` [INFO] [stdout] d6c1d5b70bbe680c558e75d7f685a6e554cd100b3f0fa8e4ed3e04d412953e48