[INFO] cloning repository https://github.com/5hir0kur0/steiner_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/5hir0kur0/steiner_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5hir0kur0%2Fsteiner_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5hir0kur0%2Fsteiner_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 032f5974e805414feb27e94a4c605333a0153244 [INFO] checking 5hir0kur0/steiner_tree against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5hir0kur0%2Fsteiner_tree" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/5hir0kur0/steiner_tree [INFO] finished tweaking git repo https://github.com/5hir0kur0/steiner_tree [INFO] tweaked toml for git repo https://github.com/5hir0kur0/steiner_tree written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/5hir0kur0/steiner_tree on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/5hir0kur0/steiner_tree 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8e2f0ae3e3d7661b6fa80de8f634783f4b2970c08d7fe04217409b06fa85007 [INFO] running `Command { std: "docker" "start" "-a" "d8e2f0ae3e3d7661b6fa80de8f634783f4b2970c08d7fe04217409b06fa85007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8e2f0ae3e3d7661b6fa80de8f634783f4b2970c08d7fe04217409b06fa85007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8e2f0ae3e3d7661b6fa80de8f634783f4b2970c08d7fe04217409b06fa85007", kill_on_drop: false }` [INFO] [stdout] d8e2f0ae3e3d7661b6fa80de8f634783f4b2970c08d7fe04217409b06fa85007 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 62334d5d5e05623b2d309b15f231e02f2bdccdab37105b6b309fa69c4cd48fe6 [INFO] running `Command { std: "docker" "start" "-a" "62334d5d5e05623b2d309b15f231e02f2bdccdab37105b6b309fa69c4cd48fe6", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling libc v0.2.87 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking steiner_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:423:14 [INFO] [stdout] | [INFO] [stdout] 423 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 424 | | [INFO] [stdout] 425 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:429:14 [INFO] [stdout] | [INFO] [stdout] 429 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 430 | | [INFO] [stdout] 431 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:457:14 [INFO] [stdout] | [INFO] [stdout] 457 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 458 | | [INFO] [stdout] 459 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:464:14 [INFO] [stdout] | [INFO] [stdout] 464 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 465 | | [INFO] [stdout] 466 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:489:14 [INFO] [stdout] | [INFO] [stdout] 489 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 490 | | [INFO] [stdout] 491 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:495:14 [INFO] [stdout] | [INFO] [stdout] 495 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 496 | | [INFO] [stdout] 497 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:521:14 [INFO] [stdout] | [INFO] [stdout] 521 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 522 | | [INFO] [stdout] 523 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:530:14 [INFO] [stdout] | [INFO] [stdout] 530 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 531 | | [INFO] [stdout] 532 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:562:14 [INFO] [stdout] | [INFO] [stdout] 562 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 563 | | [INFO] [stdout] 564 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:570:14 [INFO] [stdout] | [INFO] [stdout] 570 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 571 | | [INFO] [stdout] 572 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:423:14 [INFO] [stdout] | [INFO] [stdout] 423 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 424 | | [INFO] [stdout] 425 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:429:14 [INFO] [stdout] | [INFO] [stdout] 429 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 430 | | [INFO] [stdout] 431 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:457:14 [INFO] [stdout] | [INFO] [stdout] 457 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 458 | | [INFO] [stdout] 459 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:464:14 [INFO] [stdout] | [INFO] [stdout] 464 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 465 | | [INFO] [stdout] 466 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:489:14 [INFO] [stdout] | [INFO] [stdout] 489 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 490 | | [INFO] [stdout] 491 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:495:14 [INFO] [stdout] | [INFO] [stdout] 495 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 496 | | [INFO] [stdout] 497 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:521:14 [INFO] [stdout] | [INFO] [stdout] 521 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 522 | | [INFO] [stdout] 523 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:530:14 [INFO] [stdout] | [INFO] [stdout] 530 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 531 | | [INFO] [stdout] 532 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:562:14 [INFO] [stdout] | [INFO] [stdout] 562 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 563 | | [INFO] [stdout] 564 | | SECTION Terminals\n\ [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/graph.rs:570:14 [INFO] [stdout] | [INFO] [stdout] 570 | END\n\ [INFO] [stdout] | ______________^ [INFO] [stdout] 571 | | [INFO] [stdout] 572 | | EOF\n" [INFO] [stdout] | |________^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/graph.rs:195:30 [INFO] [stdout] | [INFO] [stdout] 195 | fn to_next_whitespace(state: ParseState) -> ParseResult<(&str, ParseState)> { [INFO] [stdout] | ^^^^^^^^^^ ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 195 | fn to_next_whitespace(state: ParseState<'_>) -> ParseResult<(&str, ParseState<'_>)> { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/graph.rs:211:40 [INFO] [stdout] | [INFO] [stdout] 211 | fn current_line((input, line, column): ParseState) -> ParseResult<&str> { [INFO] [stdout] | ^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 211 | fn current_line((input, line, column): ParseState<'_>) -> ParseResult<&str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util.rs:89:40 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn combinations(elements: &[T], n: usize) -> Combinations { [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 89 | pub fn combinations(elements: &[T], n: usize) -> Combinations<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util.rs:184:47 [INFO] [stdout] | [INFO] [stdout] 184 | pub fn non_trivial_subsets(elements: &[T]) -> NonTrivialSubsets { [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 184 | pub fn non_trivial_subsets(elements: &[T]) -> NonTrivialSubsets<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/graph.rs:195:30 [INFO] [stdout] | [INFO] [stdout] 195 | fn to_next_whitespace(state: ParseState) -> ParseResult<(&str, ParseState)> { [INFO] [stdout] | ^^^^^^^^^^ ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 195 | fn to_next_whitespace(state: ParseState<'_>) -> ParseResult<(&str, ParseState<'_>)> { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/graph.rs:211:40 [INFO] [stdout] | [INFO] [stdout] 211 | fn current_line((input, line, column): ParseState) -> ParseResult<&str> { [INFO] [stdout] | ^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 211 | fn current_line((input, line, column): ParseState<'_>) -> ParseResult<&str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util.rs:89:40 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn combinations(elements: &[T], n: usize) -> Combinations { [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 89 | pub fn combinations(elements: &[T], n: usize) -> Combinations<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util.rs:184:47 [INFO] [stdout] | [INFO] [stdout] 184 | pub fn non_trivial_subsets(elements: &[T]) -> NonTrivialSubsets { [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 184 | pub fn non_trivial_subsets(elements: &[T]) -> NonTrivialSubsets<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.36s [INFO] running `Command { std: "docker" "inspect" "62334d5d5e05623b2d309b15f231e02f2bdccdab37105b6b309fa69c4cd48fe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62334d5d5e05623b2d309b15f231e02f2bdccdab37105b6b309fa69c4cd48fe6", kill_on_drop: false }` [INFO] [stdout] 62334d5d5e05623b2d309b15f231e02f2bdccdab37105b6b309fa69c4cd48fe6