[INFO] fetching crate postagger 0.0.3...
[INFO] testing postagger-0.0.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate postagger 0.0.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate postagger 0.0.3
[INFO] finished tweaking crates.io crate postagger 0.0.3
[INFO] tweaked toml for crates.io crate postagger 0.0.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate postagger 0.0.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a60675b7395f067f9c580ae93dd433632588b47e1298fd5f344f2ac6f0840dc9
[INFO] running `Command { std: "docker" "start" "-a" "a60675b7395f067f9c580ae93dd433632588b47e1298fd5f344f2ac6f0840dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a60675b7395f067f9c580ae93dd433632588b47e1298fd5f344f2ac6f0840dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60675b7395f067f9c580ae93dd433632588b47e1298fd5f344f2ac6f0840dc9", kill_on_drop: false }`
[INFO] [stdout] a60675b7395f067f9c580ae93dd433632588b47e1298fd5f344f2ac6f0840dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abd31da161ea16123ae21574c8a2e24e43534babf9f63dc9a95020e1d95ca3e0
[INFO] running `Command { std: "docker" "start" "-a" "abd31da161ea16123ae21574c8a2e24e43534babf9f63dc9a95020e1d95ca3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling postagger v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/perceptron_tagger.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 112 |         &'a self , 
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 113 |         sentence: &'a str
[INFO] [stdout]     |                    -- the lifetime is named here
[INFO] [stdout] 114 |     ) -> Vec<Tag> {
[INFO] [stdout]     |              ^^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 114 |     ) -> Vec<Tag<'a>> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/perceptron_tagger.rs:121:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |         &'a self ,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 120 |         tokens: Vec<&'a str>
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 121 |     ) -> Vec<Tag> {
[INFO] [stdout]     |              ^^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     ) -> Vec<Tag<'a>> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "abd31da161ea16123ae21574c8a2e24e43534babf9f63dc9a95020e1d95ca3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd31da161ea16123ae21574c8a2e24e43534babf9f63dc9a95020e1d95ca3e0", kill_on_drop: false }`
[INFO] [stdout] abd31da161ea16123ae21574c8a2e24e43534babf9f63dc9a95020e1d95ca3e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6daed5c37823492402e2cb527eb1f6b5fbf5d3365e798eaefa46b2d7b837620
[INFO] running `Command { std: "docker" "start" "-a" "b6daed5c37823492402e2cb527eb1f6b5fbf5d3365e798eaefa46b2d7b837620", kill_on_drop: false }`
[INFO] [stderr]    Compiling postagger v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/perceptron_tagger.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 112 |         &'a self , 
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 113 |         sentence: &'a str
[INFO] [stdout]     |                    -- the lifetime is named here
[INFO] [stdout] 114 |     ) -> Vec<Tag> {
[INFO] [stdout]     |              ^^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 114 |     ) -> Vec<Tag<'a>> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/perceptron_tagger.rs:121:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |         &'a self ,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 120 |         tokens: Vec<&'a str>
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 121 |     ) -> Vec<Tag> {
[INFO] [stdout]     |              ^^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     ) -> Vec<Tag<'a>> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/perceptron_tagger.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 112 |         &'a self , 
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 113 |         sentence: &'a str
[INFO] [stdout]     |                    -- the lifetime is named here
[INFO] [stdout] 114 |     ) -> Vec<Tag> {
[INFO] [stdout]     |              ^^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 114 |     ) -> Vec<Tag<'a>> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/perceptron_tagger.rs:121:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |         &'a self ,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 120 |         tokens: Vec<&'a str>
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 121 |     ) -> Vec<Tag> {
[INFO] [stdout]     |              ^^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     ) -> Vec<Tag<'a>> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "b6daed5c37823492402e2cb527eb1f6b5fbf5d3365e798eaefa46b2d7b837620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6daed5c37823492402e2cb527eb1f6b5fbf5d3365e798eaefa46b2d7b837620", kill_on_drop: false }`
[INFO] [stdout] b6daed5c37823492402e2cb527eb1f6b5fbf5d3365e798eaefa46b2d7b837620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 551c42a91f47c8d193a774c54473b1f6beb59d90f7256f13cb96acaad0c1d03a
[INFO] running `Command { std: "docker" "start" "-a" "551c42a91f47c8d193a774c54473b1f6beb59d90f7256f13cb96acaad0c1d03a", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/perceptron_tagger.rs:114:14
[INFO] [stderr]     |
[INFO] [stderr] 112 |         &'a self , 
[INFO] [stderr]     |          -- the lifetime is named here
[INFO] [stderr] 113 |         sentence: &'a str
[INFO] [stderr]     |                    -- the lifetime is named here
[INFO] [stderr] 114 |     ) -> Vec<Tag> {
[INFO] [stderr]     |              ^^^ the same lifetime is hidden 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: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 114 |     ) -> Vec<Tag<'a>> {
[INFO] [stderr]     |                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/perceptron_tagger.rs:121:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |         &'a self ,
[INFO] [stderr]     |          -- the lifetime is named here
[INFO] [stderr] 120 |         tokens: Vec<&'a str>
[INFO] [stderr]     |                      -- the lifetime is named here
[INFO] [stderr] 121 |     ) -> Vec<Tag> {
[INFO] [stderr]     |              ^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 121 |     ) -> Vec<Tag<'a>> {
[INFO] [stderr]     |                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `postagger` (lib) generated 2 warnings (run `cargo fix --lib -p postagger` to apply 2 suggestions)
[INFO] [stderr] warning: `postagger` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/postagger-1d63490c522a0e5e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests postagger
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "551c42a91f47c8d193a774c54473b1f6beb59d90f7256f13cb96acaad0c1d03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551c42a91f47c8d193a774c54473b1f6beb59d90f7256f13cb96acaad0c1d03a", kill_on_drop: false }`
[INFO] [stdout] 551c42a91f47c8d193a774c54473b1f6beb59d90f7256f13cb96acaad0c1d03a