[INFO] fetching crate lazyf 0.1.4... [INFO] checking lazyf-0.1.4 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] extracting crate lazyf 0.1.4 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate lazyf 0.1.4 on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lazyf 0.1.4 [INFO] finished tweaking crates.io crate lazyf 0.1.4 [INFO] tweaked toml for crates.io crate lazyf 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dbf9c0941f8dfda21827ec48b6e8be800716083e6394779f9cfeaadac621b971 [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" "dbf9c0941f8dfda21827ec48b6e8be800716083e6394779f9cfeaadac621b971", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dbf9c0941f8dfda21827ec48b6e8be800716083e6394779f9cfeaadac621b971", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbf9c0941f8dfda21827ec48b6e8be800716083e6394779f9cfeaadac621b971", kill_on_drop: false }` [INFO] [stdout] dbf9c0941f8dfda21827ec48b6e8be800716083e6394779f9cfeaadac621b971 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43c7dd0c5baed7b323192fddab32f2aee51cc80e7c707ca38a37f2d09bbd5efe [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" "43c7dd0c5baed7b323192fddab32f2aee51cc80e7c707ca38a37f2d09bbd5efe", kill_on_drop: false }` [INFO] [stderr] Checking lazyf v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flag.rs:11:33 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn ss_get(s:&str, iter:&mut Iterator)->Option{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/cfg.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/brace.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn replace(s:&str,f:&Fn(&str)->String)->String{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)->String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flag.rs:11:33 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn ss_get(s:&str, iter:&mut Iterator)->Option{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/cfg.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/brace.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn replace(s:&str,f:&Fn(&str)->String)->String{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str)->String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> src/lzlist.rs:72:23 [INFO] [stdout] | [INFO] [stdout] 72 | let a = a.trim_left(); [INFO] [stdout] | ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> src/lzlist.rs:72:23 [INFO] [stdout] | [INFO] [stdout] 72 | let a = a.trim_left(); [INFO] [stdout] | ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/tests.rs:17:38 [INFO] [stdout] | [INFO] [stdout] 17 | let r = flag::ss_get("-a",&mut v.into_iter().map(|&a|String::from(a))); [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "43c7dd0c5baed7b323192fddab32f2aee51cc80e7c707ca38a37f2d09bbd5efe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43c7dd0c5baed7b323192fddab32f2aee51cc80e7c707ca38a37f2d09bbd5efe", kill_on_drop: false }` [INFO] [stdout] 43c7dd0c5baed7b323192fddab32f2aee51cc80e7c707ca38a37f2d09bbd5efe