[INFO] fetching crate wybr 0.0.6...
[INFO] testing wybr-0.0.6 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wybr 0.0.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wybr 0.0.6
[INFO] finished tweaking crates.io crate wybr 0.0.6
[INFO] tweaked toml for crates.io crate wybr 0.0.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wybr 0.0.6 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5e00b2d3e37389525da8c908660bf885a0c92d729ddabfa3f067185e2d8190a
[INFO] running `Command { std: "docker" "start" "-a" "a5e00b2d3e37389525da8c908660bf885a0c92d729ddabfa3f067185e2d8190a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5e00b2d3e37389525da8c908660bf885a0c92d729ddabfa3f067185e2d8190a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e00b2d3e37389525da8c908660bf885a0c92d729ddabfa3f067185e2d8190a", kill_on_drop: false }`
[INFO] [stdout] a5e00b2d3e37389525da8c908660bf885a0c92d729ddabfa3f067185e2d8190a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5651fa58515b0b612dd726155b085eb0666978a93137d9ce16e53698394bca96
[INFO] running `Command { std: "docker" "start" "-a" "5651fa58515b0b612dd726155b085eb0666978a93137d9ce16e53698394bca96", kill_on_drop: false }`
[INFO] [stderr]    Compiling wybr v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/blt_reader.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(stream: &mut B) -> BltReader<B> {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(stream: &mut B) -> BltReader<'_, B> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/outcome.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn elected(&self) -> CandidateIterator {
[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] 49 |     fn elected(&self) -> CandidateIterator<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/outcome.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn withdrawn(&self) -> CandidateIterator {
[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] 60 |     fn withdrawn(&self) -> CandidateIterator<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn elected(&self) -> CandidateIterator;
[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] 119 |     fn elected(&self) -> CandidateIterator<'_>;
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:128:22
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn elected_names(&self) -> NamesIterator {
[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] 128 |     fn elected_names(&self) -> NamesIterator<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:148:18
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn withdrawn(&self) -> CandidateIterator;
[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] 148 |     fn withdrawn(&self) -> CandidateIterator<'_>;
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:153:24
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn withdrawn_names(&self) -> NamesIterator {
[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] 153 |     fn withdrawn_names(&self) -> NamesIterator<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tally/vote_matrix.rs:63:18
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator {
[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] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "5651fa58515b0b612dd726155b085eb0666978a93137d9ce16e53698394bca96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5651fa58515b0b612dd726155b085eb0666978a93137d9ce16e53698394bca96", kill_on_drop: false }`
[INFO] [stdout] 5651fa58515b0b612dd726155b085eb0666978a93137d9ce16e53698394bca96
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c2c636477fe06f05f87b457bdf0c3f8f3af82e4804b0b9851ee46632dd7dbba
[INFO] running `Command { std: "docker" "start" "-a" "5c2c636477fe06f05f87b457bdf0c3f8f3af82e4804b0b9851ee46632dd7dbba", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/blt_reader.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(stream: &mut B) -> BltReader<B> {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(stream: &mut B) -> BltReader<'_, B> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/outcome.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn elected(&self) -> CandidateIterator {
[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] 49 |     fn elected(&self) -> CandidateIterator<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/outcome.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn withdrawn(&self) -> CandidateIterator {
[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] 60 |     fn withdrawn(&self) -> CandidateIterator<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn elected(&self) -> CandidateIterator;
[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] 119 |     fn elected(&self) -> CandidateIterator<'_>;
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wybr v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:128:22
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn elected_names(&self) -> NamesIterator {
[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] 128 |     fn elected_names(&self) -> NamesIterator<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:148:18
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn withdrawn(&self) -> CandidateIterator;
[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] 148 |     fn withdrawn(&self) -> CandidateIterator<'_>;
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:153:24
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn withdrawn_names(&self) -> NamesIterator {
[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] 153 |     fn withdrawn_names(&self) -> NamesIterator<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tally/vote_matrix.rs:63:18
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator {
[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] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/blt_reader.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(stream: &mut B) -> BltReader<B> {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(stream: &mut B) -> BltReader<'_, B> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/outcome.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn elected(&self) -> CandidateIterator {
[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] 49 |     fn elected(&self) -> CandidateIterator<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/outcome.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn withdrawn(&self) -> CandidateIterator {
[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] 60 |     fn withdrawn(&self) -> CandidateIterator<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn elected(&self) -> CandidateIterator;
[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] 119 |     fn elected(&self) -> CandidateIterator<'_>;
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:128:22
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn elected_names(&self) -> NamesIterator {
[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] 128 |     fn elected_names(&self) -> NamesIterator<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:148:18
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn withdrawn(&self) -> CandidateIterator;
[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] 148 |     fn withdrawn(&self) -> CandidateIterator<'_>;
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/outcome.rs:153:24
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn withdrawn_names(&self) -> NamesIterator {
[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] 153 |     fn withdrawn_names(&self) -> NamesIterator<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tally/vote_matrix.rs:63:18
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator {
[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] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "5c2c636477fe06f05f87b457bdf0c3f8f3af82e4804b0b9851ee46632dd7dbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2c636477fe06f05f87b457bdf0c3f8f3af82e4804b0b9851ee46632dd7dbba", kill_on_drop: false }`
[INFO] [stdout] 5c2c636477fe06f05f87b457bdf0c3f8f3af82e4804b0b9851ee46632dd7dbba
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e5b77a0686bb10f6aa7e2700f02dbcbabfca92287e749ca3d1f9a6904a2b3f6
[INFO] running `Command { std: "docker" "start" "-a" "3e5b77a0686bb10f6aa7e2700f02dbcbabfca92287e749ca3d1f9a6904a2b3f6", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/io/blt_reader.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(stream: &mut B) -> BltReader<B> {
[INFO] [stderr]    |                        ^^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(stream: &mut B) -> BltReader<'_, B> {
[INFO] [stderr]    |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/outcome.rs:49:16
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn elected(&self) -> CandidateIterator {
[INFO] [stderr]    |                ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                |
[INFO] [stderr]    |                the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn elected(&self) -> CandidateIterator<'_> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/outcome.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn withdrawn(&self) -> CandidateIterator {
[INFO] [stderr]    |                  ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn withdrawn(&self) -> CandidateIterator<'_> {
[INFO] [stderr]    |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/outcome.rs:119:16
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn elected(&self) -> CandidateIterator;
[INFO] [stderr]     |                ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                |
[INFO] [stderr]     |                the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn elected(&self) -> CandidateIterator<'_>;
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/outcome.rs:128:22
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn elected_names(&self) -> NamesIterator {
[INFO] [stderr]     |                      ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn elected_names(&self) -> NamesIterator<'_> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/outcome.rs:148:18
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn withdrawn(&self) -> CandidateIterator;
[INFO] [stderr]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn withdrawn(&self) -> CandidateIterator<'_>;
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/outcome.rs:153:24
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn withdrawn_names(&self) -> NamesIterator {
[INFO] [stderr]     |                        ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn withdrawn_names(&self) -> NamesIterator<'_> {
[INFO] [stderr]     |                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tally/vote_matrix.rs:63:18
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator {
[INFO] [stderr]    |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn pairs(&self) -> VoteMatrixPairIterator<'_> {
[INFO] [stderr]    |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `wybr` (lib) generated 8 warnings (run `cargo fix --lib -p wybr` to apply 8 suggestions)
[INFO] [stderr] warning: `wybr` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wybr-f8ae20c0d8392c97)
[INFO] [stdout] 
[INFO] [stdout] running 69 tests
[INFO] [stdout] test common::tests::election_error_msg ... ok
[INFO] [stdout] test io::blt_reader::tests::blt_cannot_parse ... ok
[INFO] [stdout] test io::blt_reader::tests::blt_header ... ok
[INFO] [stdout] test io::blt_reader::tests::parse_sample_blt ... ok
[INFO] [stdout] test methods::alternative::tests::alt_empty ... ok
[INFO] [stdout] test methods::alternative::tests::alt_deeper ... ok
[INFO] [stdout] test io::blt_reader::tests::blt_bad_cand ... ok
[INFO] [stdout] test methods::borda::tests::borda_empty ... ok
[INFO] [stdout] test methods::borda::tests::borda_multi ... ok
[INFO] [stdout] test methods::alternative::tests::alt_basic ... ok
[INFO] [stdout] test methods::borda::tests::borda_wiki ... ok
[INFO] [stdout] test methods::borda::tests::borda_simple ... ok
[INFO] [stdout] test methods::baldwin::tests::demo ... ok
[INFO] [stdout] test methods::baldwin::tests::with_tie ... ok
[INFO] [stdout] test methods::borda::tests::demo ... ok
[INFO] [stdout] test methods::irv::tests::basic ... ok
[INFO] [stdout] test methods::meek::tests::meek_empty ... ok
[INFO] [stdout] test methods::minimax::tests::minimax_basic ... ok
[INFO] [stdout] test methods::minimax::tests::overflows ... ok
[INFO] [stdout] test methods::meek::tests::meek_withdrawn ... ok
[INFO] [stdout] test methods::minimax::tests::no_cands ... ok
[INFO] [stdout] test methods::ranked_pairs::cand_pair::tests::cand_pair ... ok
[INFO] [stdout] test methods::meek::tests::meek_alts_more ... 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::nanson::tests::demo ... ok
[INFO] [stdout] test methods::nanson::tests::empty ... ok
[INFO] [stdout] test methods::nanson::tests::single_cand ... ok
[INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_determinism ... ok
[INFO] [stdout] test methods::schulze::tests::schulze_wiki ... ok
[INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_basic ... ok
[INFO] [stdout] test methods::schulze::tests::schulze_basic ... 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::smith_schwartz::strongly_connected::tests::sc_ex ... ok
[INFO] [stdout] test methods::meek::tests::meek_alts ... ok
[INFO] [stdout] test methods::smith_schwartz::tests::ss_cycle ... ok
[INFO] [stdout] test methods::smith_schwartz::strongly_connected::tests::sc_vm ... ok
[INFO] [stdout] test methods::smith_schwartz::tests::ss_leader_tie ... ok
[INFO] [stdout] test methods::schulze::tests::schulze_no_wins ... ok
[INFO] [stdout] test methods::smith_schwartz::tests::ss_full_tie ... ok
[INFO] [stdout] test methods::ranked_pairs::tests::ranked_pairs_no_wins ... ok
[INFO] [stdout] test methods::smith_schwartz::strongly_connected::tests::sc_tricky ... ok
[INFO] [stdout] test methods::irv::tests::empty ... ok
[INFO] [stdout] test methods::smith_schwartz::tests::ss_cycle_alt ... ok
[INFO] [stdout] test methods::nanson::tests::with_tie ... ok
[INFO] [stdout] test prng::tests::cmp_with_c ... ok
[INFO] [stdout] test prng::tests::random_element ... ok
[INFO] [stdout] test outcome::tests::placeholder_names ... ok
[INFO] [stdout] test prng::tests::upto ... ok
[INFO] [stdout] test prng::tests::only_element ... ok
[INFO] [stdout] test prng::tests::shuffle ... ok
[INFO] [stdout] test prng::tests::state_stack ... ok
[INFO] [stdout] test methods::smith_schwartz::tests::ss_weak ... ok
[INFO] [stdout] test tally::vote_tree::tests::assign_votes_discrete ... ok
[INFO] [stdout] test tally::tests::no_file_errors ... ok
[INFO] [stdout] test tally::vote_tree::tests::ballot_streaming ... ok
[INFO] [stdout] test tally::vote_tree::tests::assign_zero ... ok
[INFO] [stdout] test tally::vote_tree::tests::stv_branch_test ... ok
[INFO] [stdout] test tally::vote_tree::tests::count_ranks_skip ... ok
[INFO] [stdout] test tally::vote_matrix::tests::from_blt_and_idx ... ok
[INFO] [stdout] test tally::vote_tree::tests::count_ranks ... ok
[INFO] [stdout] test tally::vote_tree::tests::transfer_votes ... ok
[INFO] [stdout] test methods::smith_schwartz::tests::ss_simple ... ok
[INFO] [stdout] test tally::vote_tree::tests::stv_from_blt ... ok
[INFO] [stdout] test tally::tests::file_read ... ok
[INFO] [stdout] test tally::vote_tree::tests::transfer_zero_weight ... ok
[INFO] [stdout] test tally::vote_tree::tests::vote_tree_collect ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wybr
[INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/methods/minimax.rs - methods::minimax (line 10) ... ok
[INFO] [stdout] test src/methods/schulze.rs - methods::schulze (line 8) ... ok
[INFO] [stdout] test src/methods/alternative.rs - methods::alternative (line 10) ... ok
[INFO] [stdout] test src/methods/ranked_pairs.rs - methods::ranked_pairs (line 22) ... 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/irv.rs - methods::irv (line 14) ... ok
[INFO] [stdout] test src/methods/nanson.rs - methods::nanson (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 1.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e5b77a0686bb10f6aa7e2700f02dbcbabfca92287e749ca3d1f9a6904a2b3f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5b77a0686bb10f6aa7e2700f02dbcbabfca92287e749ca3d1f9a6904a2b3f6", kill_on_drop: false }`
[INFO] [stdout] 3e5b77a0686bb10f6aa7e2700f02dbcbabfca92287e749ca3d1f9a6904a2b3f6
