[INFO] fetching crate fstrings 0.2.4-rc2... [INFO] testing fstrings-0.2.4-rc2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate fstrings 0.2.4-rc2 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate fstrings 0.2.4-rc2 [INFO] finished tweaking crates.io crate fstrings 0.2.4-rc2 [INFO] tweaked toml for crates.io crate fstrings 0.2.4-rc2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fstrings 0.2.4-rc2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fstrings 0.2.4-rc2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d24b9fcae75de6da397ffb810453236e6ff7af19d95b5045cdcf21a008c5663 [INFO] running `Command { std: "docker" "start" "-a" "9d24b9fcae75de6da397ffb810453236e6ff7af19d95b5045cdcf21a008c5663", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d24b9fcae75de6da397ffb810453236e6ff7af19d95b5045cdcf21a008c5663", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d24b9fcae75de6da397ffb810453236e6ff7af19d95b5045cdcf21a008c5663", kill_on_drop: false }` [INFO] [stdout] 9d24b9fcae75de6da397ffb810453236e6ff7af19d95b5045cdcf21a008c5663 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 55f119e3bec9ba0b2ca03593dc200e3bed566714ea764571e4addbc96b4b9853 [INFO] running `Command { std: "docker" "start" "-a" "55f119e3bec9ba0b2ca03593dc200e3bed566714ea764571e4addbc96b4b9853", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling fstrings-proc-macro v0.2.4-rc2 [INFO] [stderr] Compiling fstrings v0.2.4-rc2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | #[doc = $doc_string] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | / with_doc! { [INFO] [stdout] 28 | | #[doc = include_str!("../README.md")] [INFO] [stdout] 29 | | extern {} [INFO] [stdout] | | --------- rustdoc does not generate documentation for extern blocks [INFO] [stdout] 30 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `with_doc` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | extern {} [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.98s [INFO] running `Command { std: "docker" "inspect" "55f119e3bec9ba0b2ca03593dc200e3bed566714ea764571e4addbc96b4b9853", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55f119e3bec9ba0b2ca03593dc200e3bed566714ea764571e4addbc96b4b9853", kill_on_drop: false }` [INFO] [stdout] 55f119e3bec9ba0b2ca03593dc200e3bed566714ea764571e4addbc96b4b9853 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66b5b0d779237750bba8614104360dc692cf88a38353fc53e6f4d2fdda335451 [INFO] running `Command { std: "docker" "start" "-a" "66b5b0d779237750bba8614104360dc692cf88a38353fc53e6f4d2fdda335451", kill_on_drop: false }` [INFO] [stderr] Compiling fstrings v0.2.4-rc2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | #[doc = $doc_string] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | / with_doc! { [INFO] [stdout] 28 | | #[doc = include_str!("../README.md")] [INFO] [stdout] 29 | | extern {} [INFO] [stdout] | | --------- rustdoc does not generate documentation for extern blocks [INFO] [stdout] 30 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `with_doc` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | extern {} [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | #[doc = $doc_string] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | / with_doc! { [INFO] [stdout] 28 | | #[doc = include_str!("../README.md")] [INFO] [stdout] 29 | | extern {} [INFO] [stdout] | | --------- rustdoc does not generate documentation for extern blocks [INFO] [stdout] 30 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `with_doc` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/lib.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | extern {} [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "66b5b0d779237750bba8614104360dc692cf88a38353fc53e6f4d2fdda335451", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66b5b0d779237750bba8614104360dc692cf88a38353fc53e6f4d2fdda335451", kill_on_drop: false }` [INFO] [stdout] 66b5b0d779237750bba8614104360dc692cf88a38353fc53e6f4d2fdda335451 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 67b0d8934d69a398ab4af9927f42b79039be54dafbc666e087dccef7c32ffabe [INFO] running `Command { std: "docker" "start" "-a" "67b0d8934d69a398ab4af9927f42b79039be54dafbc666e087dccef7c32ffabe", kill_on_drop: false }` [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | #[doc = $doc_string] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 27 | / with_doc! { [INFO] [stderr] 28 | | #[doc = include_str!("../README.md")] [INFO] [stderr] 29 | | extern {} [INFO] [stderr] | | --------- rustdoc does not generate documentation for extern blocks [INFO] [stderr] 30 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = note: this warning originates in the macro `with_doc` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stderr] --> src/lib.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | extern {} [INFO] [stderr] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(missing_abi)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `fstrings` (lib) generated 2 warnings (run `cargo fix --lib -p fstrings` to apply 1 suggestion) [INFO] [stderr] warning: `fstrings` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fstrings-b8820556a91cd4fb) [INFO] [stderr] Doc-tests fstrings [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - doctest_readme (line 48) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "67b0d8934d69a398ab4af9927f42b79039be54dafbc666e087dccef7c32ffabe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67b0d8934d69a398ab4af9927f42b79039be54dafbc666e087dccef7c32ffabe", kill_on_drop: false }` [INFO] [stdout] 67b0d8934d69a398ab4af9927f42b79039be54dafbc666e087dccef7c32ffabe