[INFO] fetching crate fn_block 0.2.1... [INFO] checking fn_block-0.2.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] extracting crate fn_block 0.2.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate fn_block 0.2.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59e87f0f5d5524317914af4faf16e891ce0520840295b6f27564032ab41ae57e [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" "59e87f0f5d5524317914af4faf16e891ce0520840295b6f27564032ab41ae57e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59e87f0f5d5524317914af4faf16e891ce0520840295b6f27564032ab41ae57e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59e87f0f5d5524317914af4faf16e891ce0520840295b6f27564032ab41ae57e", kill_on_drop: false }` [INFO] [stdout] 59e87f0f5d5524317914af4faf16e891ce0520840295b6f27564032ab41ae57e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18717b862e0d03439cadc970724a9422c24be149985ee58acee66659040b1cc3 [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" "18717b862e0d03439cadc970724a9422c24be149985ee58acee66659040b1cc3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking fn_block v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [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: 3 warnings emitted [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: unused attribute [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.89s [INFO] running `Command { std: "docker" "inspect" "18717b862e0d03439cadc970724a9422c24be149985ee58acee66659040b1cc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18717b862e0d03439cadc970724a9422c24be149985ee58acee66659040b1cc3", kill_on_drop: false }` [INFO] [stdout] 18717b862e0d03439cadc970724a9422c24be149985ee58acee66659040b1cc3