[INFO] fetching crate postagger 0.0.3...
[INFO] testing postagger-0.0.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate postagger 0.0.3 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate postagger 0.0.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa4522cc483c026bd08cc6524e927dd970236df747f22e583490b967d62e5658
[INFO] running `Command { std: "docker" "start" "-a" "aa4522cc483c026bd08cc6524e927dd970236df747f22e583490b967d62e5658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa4522cc483c026bd08cc6524e927dd970236df747f22e583490b967d62e5658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4522cc483c026bd08cc6524e927dd970236df747f22e583490b967d62e5658", kill_on_drop: false }`
[INFO] [stdout] aa4522cc483c026bd08cc6524e927dd970236df747f22e583490b967d62e5658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1fa14ce4e5cdbd3752b68b0b77c3aa6f0a73c303c7cbbd75fa5b12f941aa3ee
[INFO] running `Command { std: "docker" "start" "-a" "c1fa14ce4e5cdbd3752b68b0b77c3aa6f0a73c303c7cbbd75fa5b12f941aa3ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[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:112:10
[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:119:10
[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 9.21s
[INFO] running `Command { std: "docker" "inspect" "c1fa14ce4e5cdbd3752b68b0b77c3aa6f0a73c303c7cbbd75fa5b12f941aa3ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1fa14ce4e5cdbd3752b68b0b77c3aa6f0a73c303c7cbbd75fa5b12f941aa3ee", kill_on_drop: false }`
[INFO] [stdout] c1fa14ce4e5cdbd3752b68b0b77c3aa6f0a73c303c7cbbd75fa5b12f941aa3ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d32a431fd772f6325eff72a98766480469dc5b2a15411032386e5a79d5aba912
[INFO] running `Command { std: "docker" "start" "-a" "d32a431fd772f6325eff72a98766480469dc5b2a15411032386e5a79d5aba912", 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:112:10
[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:119:10
[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:112:10
[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:119:10
[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 0.89s
[INFO] running `Command { std: "docker" "inspect" "d32a431fd772f6325eff72a98766480469dc5b2a15411032386e5a79d5aba912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d32a431fd772f6325eff72a98766480469dc5b2a15411032386e5a79d5aba912", kill_on_drop: false }`
[INFO] [stdout] d32a431fd772f6325eff72a98766480469dc5b2a15411032386e5a79d5aba912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b1922f9d32254b2e46169f000f9b0cbcc9d765833026175e8f25c3e60f1be68
[INFO] running `Command { std: "docker" "start" "-a" "7b1922f9d32254b2e46169f000f9b0cbcc9d765833026175e8f25c3e60f1be68", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/perceptron_tagger.rs:112:10
[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:119:10
[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 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/postagger-73aa041ee1a68ec5)
[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" "7b1922f9d32254b2e46169f000f9b0cbcc9d765833026175e8f25c3e60f1be68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1922f9d32254b2e46169f000f9b0cbcc9d765833026175e8f25c3e60f1be68", kill_on_drop: false }`
[INFO] [stdout] 7b1922f9d32254b2e46169f000f9b0cbcc9d765833026175e8f25c3e60f1be68