[INFO] fetching crate mylogger 0.2.5... [INFO] building mylogger-0.2.5 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate mylogger 0.2.5 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate mylogger 0.2.5 [INFO] finished tweaking crates.io crate mylogger 0.2.5 [INFO] tweaked toml for crates.io crate mylogger 0.2.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mylogger 0.2.5 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 63 packages to latest compatible versions [INFO] [stderr] Adding tokio v0.2.25 (available: v1.47.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0d55a3b7be29b3bc1f740a5932ff64623f61dc2fe49e01c7de0dc55d78f4156c [INFO] running `Command { std: "docker" "start" "-a" "0d55a3b7be29b3bc1f740a5932ff64623f61dc2fe49e01c7de0dc55d78f4156c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d55a3b7be29b3bc1f740a5932ff64623f61dc2fe49e01c7de0dc55d78f4156c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d55a3b7be29b3bc1f740a5932ff64623f61dc2fe49e01c7de0dc55d78f4156c", kill_on_drop: false }` [INFO] [stdout] 0d55a3b7be29b3bc1f740a5932ff64623f61dc2fe49e01c7de0dc55d78f4156c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df2814707b65dd4fee903a3b7c9b08ac62678e538cb1f7f9b810c3766c4ba561 [INFO] running `Command { std: "docker" "start" "-a" "df2814707b65dd4fee903a3b7c9b08ac62678e538cb1f7f9b810c3766c4ba561", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling chrono v0.4.42 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling mylogger v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `LevelFilter`, `RecordBuilder`, and `info` [INFO] [stdout] --> src/lib.rs:84:11 [INFO] [stdout] | [INFO] [stdout] 84 | use log::{info, Level, LevelFilter, Log, Metadata, Record, RecordBuilder}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `Mutex` [INFO] [stdout] --> src/lib.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/lib.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration` and `Instant` [INFO] [stdout] --> src/lib.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::runtime::Runtime` [INFO] [stdout] --> src/lib.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | use tokio::runtime::Runtime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `metadata` [INFO] [stdout] --> src/lib.rs:130:23 [INFO] [stdout] | [INFO] [stdout] 130 | fn enabled(&self, metadata: &Metadata) -> bool { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/lib.rs:154:24 [INFO] [stdout] | [INFO] [stdout] 154 | fn activate(&self, meta: &Metadata) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_meta` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/lib.rs:157:19 [INFO] [stdout] | [INFO] [stdout] 157 | fn log(&self, record: &Record, logger: &MyLogger) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/lib.rs:157:36 [INFO] [stdout] | [INFO] [stdout] 157 | fn log(&self, record: &Record, logger: &MyLogger) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/lib.rs:158:29 [INFO] [stdout] | [INFO] [stdout] 158 | fn format_record(&self, logger: &MyLogger, record: &Record) -> String { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.66s [INFO] running `Command { std: "docker" "inspect" "df2814707b65dd4fee903a3b7c9b08ac62678e538cb1f7f9b810c3766c4ba561", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df2814707b65dd4fee903a3b7c9b08ac62678e538cb1f7f9b810c3766c4ba561", kill_on_drop: false }` [INFO] [stdout] df2814707b65dd4fee903a3b7c9b08ac62678e538cb1f7f9b810c3766c4ba561 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88128b45bf4f625df315b80a58c00bdacca630aa81c71010a4e95c1dcfe8b141 [INFO] running `Command { std: "docker" "start" "-a" "88128b45bf4f625df315b80a58c00bdacca630aa81c71010a4e95c1dcfe8b141", kill_on_drop: false }` [INFO] [stderr] Compiling mylogger v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `LevelFilter`, `RecordBuilder`, and `info` [INFO] [stdout] --> src/lib.rs:84:11 [INFO] [stdout] | [INFO] [stdout] 84 | use log::{info, Level, LevelFilter, Log, Metadata, Record, RecordBuilder}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `Mutex` [INFO] [stdout] --> src/lib.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/lib.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration` and `Instant` [INFO] [stdout] --> src/lib.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::runtime::Runtime` [INFO] [stdout] --> src/lib.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | use tokio::runtime::Runtime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `metadata` [INFO] [stdout] --> src/lib.rs:130:23 [INFO] [stdout] | [INFO] [stdout] 130 | fn enabled(&self, metadata: &Metadata) -> bool { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/lib.rs:154:24 [INFO] [stdout] | [INFO] [stdout] 154 | fn activate(&self, meta: &Metadata) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_meta` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/lib.rs:157:19 [INFO] [stdout] | [INFO] [stdout] 157 | fn log(&self, record: &Record, logger: &MyLogger) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/lib.rs:157:36 [INFO] [stdout] | [INFO] [stdout] 157 | fn log(&self, record: &Record, logger: &MyLogger) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/lib.rs:158:29 [INFO] [stdout] | [INFO] [stdout] 158 | fn format_record(&self, logger: &MyLogger, record: &Record) -> String { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RecordBuilder` [INFO] [stdout] --> src/lib.rs:84:60 [INFO] [stdout] | [INFO] [stdout] 84 | use log::{info, Level, LevelFilter, Log, Metadata, Record, RecordBuilder}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `Mutex` [INFO] [stdout] --> src/lib.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Instant` [INFO] [stdout] --> src/lib.rs:87:27 [INFO] [stdout] | [INFO] [stdout] 87 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::runtime::Runtime` [INFO] [stdout] --> src/lib.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | use tokio::runtime::Runtime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied [INFO] [stdout] --> src/lib.rs:93:24 [INFO] [stdout] | [INFO] [stdout] 93 | let mut mylogger = MyLogger::with_default_handler("mylogger"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^------------ argument #2 of type `Level` is missing [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] --> src/lib.rs:116:12 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn with_default_handler(name: &'static str, level: Level) -> MyLogger { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ ------------ [INFO] [stdout] help: provide the argument [INFO] [stdout] | [INFO] [stdout] 93 | let mut mylogger = MyLogger::with_default_handler("mylogger", /* Level */); [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `AsyncDefaultHandler` [INFO] [stdout] --> src/lib.rs:94:25 [INFO] [stdout] | [INFO] [stdout] 94 | let async_handler = AsyncDefaultHandler::new(Level::Info, "async".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | use of undeclared type `AsyncDefaultHandler` [INFO] [stdout] | help: a struct with a similar name exists: `DefaultHandler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/lib.rs:157:19 [INFO] [stdout] | [INFO] [stdout] 157 | fn log(&self, record: &Record, logger: &MyLogger) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/lib.rs:157:36 [INFO] [stdout] | [INFO] [stdout] 157 | fn log(&self, record: &Record, logger: &MyLogger) {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/lib.rs:154:24 [INFO] [stdout] | [INFO] [stdout] 154 | fn activate(&self, meta: &Metadata) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_meta` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `logger` [INFO] [stdout] --> src/lib.rs:158:29 [INFO] [stdout] | [INFO] [stdout] 158 | fn format_record(&self, logger: &MyLogger, record: &Record) -> String { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `metadata` [INFO] [stdout] --> src/lib.rs:130:23 [INFO] [stdout] | [INFO] [stdout] 130 | fn enabled(&self, metadata: &Metadata) -> bool { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0061, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0061`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mylogger` (lib test) due to 2 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "88128b45bf4f625df315b80a58c00bdacca630aa81c71010a4e95c1dcfe8b141", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88128b45bf4f625df315b80a58c00bdacca630aa81c71010a4e95c1dcfe8b141", kill_on_drop: false }` [INFO] [stdout] 88128b45bf4f625df315b80a58c00bdacca630aa81c71010a4e95c1dcfe8b141