[INFO] fetching crate mylogger 0.2.3... [INFO] testing mylogger-0.2.3 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate mylogger 0.2.3 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate mylogger 0.2.3 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate mylogger 0.2.3 [INFO] finished tweaking crates.io crate mylogger 0.2.3 [INFO] tweaked toml for crates.io crate mylogger 0.2.3 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfdcd590f8798a74f533cbc12886903b5d1afaf427ef3bef59385d62f8b4e4c9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dfdcd590f8798a74f533cbc12886903b5d1afaf427ef3bef59385d62f8b4e4c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfdcd590f8798a74f533cbc12886903b5d1afaf427ef3bef59385d62f8b4e4c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfdcd590f8798a74f533cbc12886903b5d1afaf427ef3bef59385d62f8b4e4c9", kill_on_drop: false }` [INFO] [stdout] dfdcd590f8798a74f533cbc12886903b5d1afaf427ef3bef59385d62f8b4e4c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eaac81b22cab4f5a808170ba247aed1164e02d7917e6cb16deabc1f2889e6f16 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "eaac81b22cab4f5a808170ba247aed1164e02d7917e6cb16deabc1f2889e6f16", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling chrono v0.4.13 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling mylogger v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `LevelFilter`, `RecordBuilder`, `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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `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`, `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: `meta` [INFO] [stdout] --> src/lib.rs:156:24 [INFO] [stdout] | [INFO] [stdout] 156 | fn activate(&self, meta: &Metadata) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_meta` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/lib.rs:159:19 [INFO] [stdout] | [INFO] [stdout] 159 | 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:159:36 [INFO] [stdout] | [INFO] [stdout] 159 | 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:160:29 [INFO] [stdout] | [INFO] [stdout] 160 | 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: `level` [INFO] [stdout] --> src/lib.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let level = Level::Info; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `metadata` [INFO] [stdout] --> src/lib.rs:132:23 [INFO] [stdout] | [INFO] [stdout] 132 | 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] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.29s [INFO] running `Command { std: "docker" "inspect" "eaac81b22cab4f5a808170ba247aed1164e02d7917e6cb16deabc1f2889e6f16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eaac81b22cab4f5a808170ba247aed1164e02d7917e6cb16deabc1f2889e6f16", kill_on_drop: false }` [INFO] [stdout] eaac81b22cab4f5a808170ba247aed1164e02d7917e6cb16deabc1f2889e6f16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b6f015dbd9e563d2c8e346d80ef9237b837c0e0394bd31f79b4cc091e15c6bfb [INFO] running `Command { std: "docker" "start" "-a" "b6f015dbd9e563d2c8e346d80ef9237b837c0e0394bd31f79b4cc091e15c6bfb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mylogger v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `LevelFilter`, `RecordBuilder`, `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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `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`, `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: `meta` [INFO] [stdout] --> src/lib.rs:156:24 [INFO] [stdout] | [INFO] [stdout] 156 | fn activate(&self, meta: &Metadata) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_meta` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/lib.rs:159:19 [INFO] [stdout] | [INFO] [stdout] 159 | 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:159:36 [INFO] [stdout] | [INFO] [stdout] 159 | 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:160:29 [INFO] [stdout] | [INFO] [stdout] 160 | 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: `level` [INFO] [stdout] --> src/lib.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let level = Level::Info; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `metadata` [INFO] [stdout] --> src/lib.rs:132:23 [INFO] [stdout] | [INFO] [stdout] 132 | 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] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `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] | ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `AsyncDefaultHandler` [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `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: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mylogger`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "b6f015dbd9e563d2c8e346d80ef9237b837c0e0394bd31f79b4cc091e15c6bfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6f015dbd9e563d2c8e346d80ef9237b837c0e0394bd31f79b4cc091e15c6bfb", kill_on_drop: false }` [INFO] [stdout] b6f015dbd9e563d2c8e346d80ef9237b837c0e0394bd31f79b4cc091e15c6bfb