[INFO] fetching crate fn_block 0.2.1... [INFO] checking fn_block-0.2.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate fn_block 0.2.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate fn_block 0.2.1 [INFO] finished tweaking crates.io crate fn_block 0.2.1 [INFO] tweaked toml for crates.io crate fn_block 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fn_block 0.2.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 59 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.2.11 (available: v0.6.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f90eb9e7669d7b5b7c1ef091a148f22b71705f672a4e4b12726bad74686d3b1 [INFO] running `Command { std: "docker" "start" "-a" "0f90eb9e7669d7b5b7c1ef091a148f22b71705f672a4e4b12726bad74686d3b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f90eb9e7669d7b5b7c1ef091a148f22b71705f672a4e4b12726bad74686d3b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f90eb9e7669d7b5b7c1ef091a148f22b71705f672a4e4b12726bad74686d3b1", kill_on_drop: false }` [INFO] [stdout] 0f90eb9e7669d7b5b7c1ef091a148f22b71705f672a4e4b12726bad74686d3b1 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 563c4e1c235d435247dd7b847863d0299e718549f2f592686dd58edc8f4e70f2 [INFO] running `Command { std: "docker" "start" "-a" "563c4e1c235d435247dd7b847863d0299e718549f2f592686dd58edc8f4e70f2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking fn_block v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: use of deprecated macro `fn_block`: Please use `fn_expr` instead, since it can also be used to wrap blocks. Blocks are expressions as well. [INFO] [stdout] --> src/tests.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | let foo = fn_block!{{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `fn_block`: Please use `fn_expr` instead, since it can also be used to wrap blocks. Blocks are expressions as well. [INFO] [stdout] --> src/tests.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 35 | let foo = fn_block!{{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `fn_block`: Please use `fn_expr` instead, since it can also be used to wrap blocks. Blocks are expressions as well. [INFO] [stdout] --> src/tests.rs:79:15 [INFO] [stdout] | [INFO] [stdout] 79 | let res = fn_block!{ Result: { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> benches/fn_block_benchmark.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> benches/fn_block_benchmark.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let s = o.and_then(|st| st.get(0..3)).map(|st| st.to_lowercase()); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> benches/fn_block_benchmark.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let s = (|| Some(o?.get(0..3)?.to_lowercase()))(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> benches/fn_block_benchmark.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let s = fn_expr!{ o?.get(0..3)?.to_lowercase().into_some() }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ConvertErr` is never used [INFO] [stdout] --> src/tests.rs:123:6 [INFO] [stdout] | [INFO] [stdout] 123 | enum ConvertErr { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "563c4e1c235d435247dd7b847863d0299e718549f2f592686dd58edc8f4e70f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "563c4e1c235d435247dd7b847863d0299e718549f2f592686dd58edc8f4e70f2", kill_on_drop: false }` [INFO] [stdout] 563c4e1c235d435247dd7b847863d0299e718549f2f592686dd58edc8f4e70f2