[INFO] fetching crate wybr 0.0.2... [INFO] testing wybr-0.0.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate wybr 0.0.2 into /workspace/builds/worker-57/source [INFO] validating manifest of crates.io crate wybr 0.0.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wybr 0.0.2 [INFO] finished tweaking crates.io crate wybr 0.0.2 [INFO] tweaked toml for crates.io crate wybr 0.0.2 written to /workspace/builds/worker-57/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 745e969127e4cdeba58cff2ffc2cd3bfaed66ee54d892a478b3de57f609ece91 [INFO] running `Command { std: "docker" "start" "-a" "745e969127e4cdeba58cff2ffc2cd3bfaed66ee54d892a478b3de57f609ece91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "745e969127e4cdeba58cff2ffc2cd3bfaed66ee54d892a478b3de57f609ece91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "745e969127e4cdeba58cff2ffc2cd3bfaed66ee54d892a478b3de57f609ece91", kill_on_drop: false }` [INFO] [stdout] 745e969127e4cdeba58cff2ffc2cd3bfaed66ee54d892a478b3de57f609ece91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4513fd996aea46655b8396ca47685e7b6d679eb07b48a97574424426fa039f68 [INFO] running `Command { std: "docker" "start" "-a" "4513fd996aea46655b8396ca47685e7b6d679eb07b48a97574424426fa039f68", kill_on_drop: false }` [INFO] [stderr] Compiling wybr v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/io/blt_reader.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | stream: &'a mut BufRead, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/io/blt_reader.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn new(stream: &mut BufRead) -> BltReader { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `title` [INFO] [stdout] --> src/tally.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 95 | title: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.77s [INFO] running `Command { std: "docker" "inspect" "4513fd996aea46655b8396ca47685e7b6d679eb07b48a97574424426fa039f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4513fd996aea46655b8396ca47685e7b6d679eb07b48a97574424426fa039f68", kill_on_drop: false }` [INFO] [stdout] 4513fd996aea46655b8396ca47685e7b6d679eb07b48a97574424426fa039f68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54f7d35c7f013254579556cf1c9b07aa5ad3244c6e40c8b1b99c35ae16282c66 [INFO] running `Command { std: "docker" "start" "-a" "54f7d35c7f013254579556cf1c9b07aa5ad3244c6e40c8b1b99c35ae16282c66", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/io/blt_reader.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | stream: &'a mut BufRead, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wybr v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/io/blt_reader.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn new(stream: &mut BufRead) -> BltReader { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `title` [INFO] [stdout] --> src/tally.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 95 | title: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/io/blt_reader.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | stream: &'a mut BufRead, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/io/blt_reader.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn new(stream: &mut BufRead) -> BltReader { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `title` [INFO] [stdout] --> src/tally.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 95 | title: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.86s [INFO] running `Command { std: "docker" "inspect" "54f7d35c7f013254579556cf1c9b07aa5ad3244c6e40c8b1b99c35ae16282c66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54f7d35c7f013254579556cf1c9b07aa5ad3244c6e40c8b1b99c35ae16282c66", kill_on_drop: false }` [INFO] [stdout] 54f7d35c7f013254579556cf1c9b07aa5ad3244c6e40c8b1b99c35ae16282c66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 060495e86fccdd34c31d1c70d9a6aeb785e9e665d9a6dcc0b1a2810420889db7 [INFO] running `Command { std: "docker" "start" "-a" "060495e86fccdd34c31d1c70d9a6aeb785e9e665d9a6dcc0b1a2810420889db7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/io/blt_reader.rs:15:21 [INFO] [stderr] | [INFO] [stderr] 15 | stream: &'a mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/io/blt_reader.rs:19:29 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn new(stream: &mut BufRead) -> BltReader { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: field is never read: `title` [INFO] [stderr] --> src/tally.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | title: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `wybr` (lib) generated 3 warnings [INFO] [stderr] warning: `wybr` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.43s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wybr-08752d3b6d5ff113) [INFO] [stdout] [INFO] [stdout] running 69 tests [INFO] [stdout] test methods::borda::tests::borda_multi ... ok [INFO] [stdout] test io::blt_reader::tests::blt_cannot_parse ... ok [INFO] [stdout] test common::tests::election_error_msg ... ok [INFO] [stdout] test io::blt_reader::tests::blt_header ... ok [INFO] [stdout] test io::blt_reader::tests::blt_bad_cand ... ok [INFO] [stdout] test methods::borda::tests::borda_empty ... ok [INFO] [stdout] test io::blt_reader::tests::parse_sample_blt ... ok [INFO] [stdout] test methods::minimax::tests::minimax_basic ... ok [INFO] [stdout] test methods::alternative::tests::alt_empty ... ok [INFO] [stdout] test methods::meek::tests::meek_empty ... ok [INFO] [stdout] test methods::irv::tests::empty ... ok [INFO] [stdout] test methods::irv::tests::basic ... ok [INFO] [stdout] test methods::alternative::tests::alt_deeper ... ok [INFO] [stdout] test methods::borda::tests::borda_wiki ... ok [INFO] [stdout] test methods::baldwin::tests::with_tie ... ok [INFO] [stdout] test methods::meek::tests::meek_withdrawn ... ok [INFO] [stdout] test methods::borda::tests::demo ... ok [INFO] [stdout] test methods::borda::tests::borda_simple ... ok [INFO] [stdout] test methods::meek::tests::meek_alts ... ok [INFO] [stdout] test methods::minimax::tests::no_cands ... ok [INFO] [stdout] test methods::alternative::tests::alt_basic ... ok [INFO] [stdout] test methods::baldwin::tests::demo ... ok [INFO] [stdout] test methods::minimax::tests::overflows ... ok [INFO] [stdout] test methods::meek::tests::meek_alts_more ... ok [INFO] [stdout] test methods::nanson::tests::empty ... ok [INFO] [stdout] test methods::ranked_pairs::cand_pair::tests::cand_pair ... ok [INFO] [stdout] test methods::nanson::tests::single_cand ... ok [INFO] [stdout] test methods::nanson::tests::demo ... ok [INFO] [stdout] test methods::nanson::tests::with_tie ... ok [INFO] [stdout] test methods::ranked_pairs::tests::no_cands ... ok [INFO] [stdout] test methods::ranked_pairs::forced_dag::tests::basic ... ok [INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_co2 ... ok [INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_basic ... ok [INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_no_wins ... ok [INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_determinism ... ok [INFO] [stdout] test methods::schulze::tests::schulze_no_cands ... ok [INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_schulze_wiki ... ok [INFO] [stdout] test methods::schulze::tests::schulze_basic ... ok [INFO] [stdout] test methods::schulze::tests::schulze_no_wins ... ok [INFO] [stdout] test methods::schulze::tests::schulze_wiki ... ok [INFO] [stdout] test methods::smith_schwartz::strongly_connected::tests::sc_ex ... ok [INFO] [stdout] test methods::smith_schwartz::strongly_connected::tests::sc_tricky ... ok [INFO] [stdout] test methods::smith_schwartz::strongly_connected::tests::sc_vm ... ok [INFO] [stdout] test methods::smith_schwartz::tests::ss_cycle ... ok [INFO] [stdout] test methods::smith_schwartz::tests::ss_cycle_alt ... ok [INFO] [stdout] test methods::smith_schwartz::tests::ss_full_tie ... ok [INFO] [stdout] test outcome::tests::placeholder_names ... ok [INFO] [stdout] test methods::smith_schwartz::tests::ss_simple ... ok [INFO] [stdout] test methods::smith_schwartz::tests::ss_leader_tie ... ok [INFO] [stdout] test methods::smith_schwartz::tests::ss_weak ... ok [INFO] [stdout] test prng::tests::cmp_with_c ... ok [INFO] [stdout] test prng::tests::only_element ... ok [INFO] [stdout] test prng::tests::random_element ... ok [INFO] [stdout] test prng::tests::shuffle ... ok [INFO] [stdout] test prng::tests::state_stack ... ok [INFO] [stdout] test prng::tests::upto ... ok [INFO] [stdout] test tally::vote_tree::tests::assign_votes_discrete ... ok [INFO] [stdout] test tally::vote_matrix::tests::from_blt_and_idx ... ok [INFO] [stdout] test tally::vote_tree::tests::assign_zero ... ok [INFO] [stdout] test tally::vote_tree::tests::ballot_streaming ... ok [INFO] [stdout] test tally::tests::no_file_errors ... ok [INFO] [stdout] test tally::vote_tree::tests::count_ranks ... ok [INFO] [stdout] test tally::vote_tree::tests::count_ranks_skip ... ok [INFO] [stdout] test tally::vote_tree::tests::stv_branch_test ... ok [INFO] [stdout] test tally::vote_tree::tests::transfer_votes ... ok [INFO] [stdout] test tally::tests::file_read ... ok [INFO] [stdout] test tally::vote_tree::tests::stv_from_blt ... ok [INFO] [stdout] test tally::vote_tree::tests::vote_tree_collect ... ok [INFO] [stdout] test tally::vote_tree::tests::transfer_zero_weight ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests wybr [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/methods/schulze.rs - methods::schulze (line 8) ... ok [INFO] [stdout] test src/methods/ranked_pairs.rs - methods::ranked_pairs (line 22) ... ok [INFO] [stdout] test src/methods/minimax.rs - methods::minimax (line 10) ... ok [INFO] [stdout] test src/methods/nanson.rs - methods::nanson (line 14) ... ok [INFO] [stdout] test src/methods/baldwin.rs - methods::baldwin (line 14) ... ok [INFO] [stdout] test src/methods/borda.rs - methods::borda (line 20) ... ok [INFO] [stdout] test src/methods/alternative.rs - methods::alternative (line 10) ... ok [INFO] [stdout] test src/methods/irv.rs - methods::irv (line 14) ... ok [INFO] [stdout] test src/methods/meek.rs - methods::meek (line 22) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "060495e86fccdd34c31d1c70d9a6aeb785e9e665d9a6dcc0b1a2810420889db7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "060495e86fccdd34c31d1c70d9a6aeb785e9e665d9a6dcc0b1a2810420889db7", kill_on_drop: false }` [INFO] [stdout] 060495e86fccdd34c31d1c70d9a6aeb785e9e665d9a6dcc0b1a2810420889db7