[INFO] fetching crate logging 0.1.0... [INFO] testing logging-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate logging 0.1.0 into /workspace/builds/worker-55/source [INFO] validating manifest of crates.io crate logging 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate logging 0.1.0 [INFO] finished tweaking crates.io crate logging 0.1.0 [INFO] tweaked toml for crates.io crate logging 0.1.0 written to /workspace/builds/worker-55/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c479da987528ba29384ee0aa97dc1a42554220670be583fe19eedb3cf31327a [INFO] running `Command { std: "docker" "start" "-a" "0c479da987528ba29384ee0aa97dc1a42554220670be583fe19eedb3cf31327a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c479da987528ba29384ee0aa97dc1a42554220670be583fe19eedb3cf31327a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c479da987528ba29384ee0aa97dc1a42554220670be583fe19eedb3cf31327a", kill_on_drop: false }` [INFO] [stdout] 0c479da987528ba29384ee0aa97dc1a42554220670be583fe19eedb3cf31327a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4cd4c1075557af42079d76a291998149d4400ec6fb96819411072baf1d9de1d [INFO] running `Command { std: "docker" "start" "-a" "b4cd4c1075557af42079d76a291998149d4400ec6fb96819411072baf1d9de1d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling logging v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:120:29 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn new() -> Arc> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:163:43 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn new(filename: &str) -> Arc> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:242:39 [INFO] [stdout] | [INFO] [stdout] 242 | _handlers: Arc>>>>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:251:48 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn add_handler(&self, handler: Arc>) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "b4cd4c1075557af42079d76a291998149d4400ec6fb96819411072baf1d9de1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4cd4c1075557af42079d76a291998149d4400ec6fb96819411072baf1d9de1d", kill_on_drop: false }` [INFO] [stdout] b4cd4c1075557af42079d76a291998149d4400ec6fb96819411072baf1d9de1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 965869d32e7945271321881622c838d3f397a7abd052bc9e9b9bc1dccba41f40 [INFO] running `Command { std: "docker" "start" "-a" "965869d32e7945271321881622c838d3f397a7abd052bc9e9b9bc1dccba41f40", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:120:29 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn new() -> Arc> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:163:43 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn new(filename: &str) -> Arc> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling logging v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:242:39 [INFO] [stdout] | [INFO] [stdout] 242 | _handlers: Arc>>>>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:251:48 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn add_handler(&self, handler: Arc>) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:120:29 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn new() -> Arc> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:163:43 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn new(filename: &str) -> Arc> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:242:39 [INFO] [stdout] | [INFO] [stdout] 242 | _handlers: Arc>>>>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:251:48 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn add_handler(&self, handler: Arc>) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | let log1 = logging::get("main".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected `&str`, found struct `String` [INFO] [stdout] | help: consider borrowing here: `&"main".to_owned()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:6:29 [INFO] [stdout] | [INFO] [stdout] 6 | let log2 = logging::get("main.logger".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected `&str`, found struct `String` [INFO] [stdout] | help: consider borrowing here: `&"main.logger".to_owned()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:17:28 [INFO] [stdout] | [INFO] [stdout] 17 | let log = logging::get("main.console".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected `&str`, found struct `String` [INFO] [stdout] | help: consider borrowing here: `&"main.console".to_owned()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | log.info("yes mam".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected `&str`, found struct `String` [INFO] [stdout] | help: consider borrowing here: `&"yes mam".to_owned()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:26:28 [INFO] [stdout] | [INFO] [stdout] 26 | let log = logging::get("main".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected `&str`, found struct `String` [INFO] [stdout] | help: consider borrowing here: `&"main".to_owned()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:28:14 [INFO] [stdout] | [INFO] [stdout] 28 | log.info("start".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected `&str`, found struct `String` [INFO] [stdout] | help: consider borrowing here: `&"start".to_owned()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 34 | log.debug(format!("count: {}", i)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected `&str`, found struct `String` [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/basics.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | log.info("end".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected `&str`, found struct `String` [INFO] [stdout] | help: consider borrowing here: `&"end".to_owned()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `logging` due to 9 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "965869d32e7945271321881622c838d3f397a7abd052bc9e9b9bc1dccba41f40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "965869d32e7945271321881622c838d3f397a7abd052bc9e9b9bc1dccba41f40", kill_on_drop: false }` [INFO] [stdout] 965869d32e7945271321881622c838d3f397a7abd052bc9e9b9bc1dccba41f40