[INFO] fetching crate fern-journal 0.2.0... [INFO] testing fern-journal-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate fern-journal 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate fern-journal 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fern-journal 0.2.0 [INFO] finished tweaking crates.io crate fern-journal 0.2.0 [INFO] tweaked toml for crates.io crate fern-journal 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libsystemd-sys v0.1.0 [INFO] [stderr] Downloaded utf8-cstr v0.1.6 [INFO] [stderr] Downloaded systemd v0.1.1 [INFO] [stderr] Downloaded fern v0.4.4 [INFO] [stderr] Downloaded mbox v0.4.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", 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] 56489a245b864b035a49c0e81db07d0aca7e4633014c4d065f70ef2691408c8c [INFO] running `Command { std: "docker" "start" "-a" "56489a245b864b035a49c0e81db07d0aca7e4633014c4d065f70ef2691408c8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56489a245b864b035a49c0e81db07d0aca7e4633014c4d065f70ef2691408c8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56489a245b864b035a49c0e81db07d0aca7e4633014c4d065f70ef2691408c8c", kill_on_drop: false }` [INFO] [stdout] 56489a245b864b035a49c0e81db07d0aca7e4633014c4d065f70ef2691408c8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--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] 4a9ba5ea9da770ad52adf896b062b86d0084db9b749e628fcded9dda07a55d7b [INFO] running `Command { std: "docker" "start" "-a" "4a9ba5ea9da770ad52adf896b062b86d0084db9b749e628fcded9dda07a55d7b", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Compiling utf8-cstr v0.1.6 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling fern v0.4.4 [INFO] [stderr] Compiling libsystemd-sys v0.1.0 [INFO] [stderr] Compiling mbox v0.4.4 [INFO] [stderr] Compiling systemd v0.1.1 [INFO] [stderr] Compiling fern-journal v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:28 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_logger() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn fern::FernLog` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.76s [INFO] running `Command { std: "docker" "inspect" "4a9ba5ea9da770ad52adf896b062b86d0084db9b749e628fcded9dda07a55d7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a9ba5ea9da770ad52adf896b062b86d0084db9b749e628fcded9dda07a55d7b", kill_on_drop: false }` [INFO] [stdout] 4a9ba5ea9da770ad52adf896b062b86d0084db9b749e628fcded9dda07a55d7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] abe9698df7393f0d73cb885db97dbba395f2304d364634e2a6ccad420003743f [INFO] running `Command { std: "docker" "start" "-a" "abe9698df7393f0d73cb885db97dbba395f2304d364634e2a6ccad420003743f", kill_on_drop: false }` [INFO] [stderr] Compiling fern-journal v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:28 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_logger() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn fern::FernLog` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:28 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_logger() -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn fern::FernLog` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `Command { std: "docker" "inspect" "abe9698df7393f0d73cb885db97dbba395f2304d364634e2a6ccad420003743f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abe9698df7393f0d73cb885db97dbba395f2304d364634e2a6ccad420003743f", kill_on_drop: false }` [INFO] [stdout] abe9698df7393f0d73cb885db97dbba395f2304d364634e2a6ccad420003743f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", 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] 5246f590d1ac03f08a211013826cfba9a1d76b17b1b2181396e497b9726b66e2 [INFO] running `Command { std: "docker" "start" "-a" "5246f590d1ac03f08a211013826cfba9a1d76b17b1b2181396e497b9726b66e2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:24:28 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn get_logger() -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn fern::FernLog` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `fern-journal` (lib) generated 1 warning [INFO] [stderr] warning: `fern-journal` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fern_journal-fb3937680569087a) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests fern-journal [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5246f590d1ac03f08a211013826cfba9a1d76b17b1b2181396e497b9726b66e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5246f590d1ac03f08a211013826cfba9a1d76b17b1b2181396e497b9726b66e2", kill_on_drop: false }` [INFO] [stdout] 5246f590d1ac03f08a211013826cfba9a1d76b17b1b2181396e497b9726b66e2