[INFO] cloning repository https://github.com/kawogi/vokabill [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawogi/vokabill" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawogi%2Fvokabill", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawogi%2Fvokabill'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 27b7dc7d3e0fc1396ba639d65cba7713334680e6 [INFO] testing kawogi/vokabill against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawogi%2Fvokabill" "/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/kawogi/vokabill [INFO] finished tweaking git repo https://github.com/kawogi/vokabill [INFO] tweaked toml for git repo https://github.com/kawogi/vokabill written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kawogi/vokabill on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kawogi/vokabill 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b21072bd69f541310ce36da999a696eeab11d2131c36a0afc789e3c1baf68e56 [INFO] running `Command { std: "docker" "start" "-a" "b21072bd69f541310ce36da999a696eeab11d2131c36a0afc789e3c1baf68e56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b21072bd69f541310ce36da999a696eeab11d2131c36a0afc789e3c1baf68e56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b21072bd69f541310ce36da999a696eeab11d2131c36a0afc789e3c1baf68e56", kill_on_drop: false }` [INFO] [stdout] b21072bd69f541310ce36da999a696eeab11d2131c36a0afc789e3c1baf68e56 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b59c8167d252078131765fa81b5de87cab5183a5d86ec7fa1879f5ba9543fa96 [INFO] running `Command { std: "docker" "start" "-a" "b59c8167d252078131765fa81b5de87cab5183a5d86ec7fa1879f5ba9543fa96", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Compiling itoa v1.0.3 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling vokabill v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 204 | let mut rng = thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 204 | let mut rng = thread_rng(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/main.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 33 | impl Vocabulary { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 34 | [INFO] [stdout] 35 | fn add(&mut self, b: impl ToString, a: impl ToString) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_simple` is never used [INFO] [stdout] --> src/main.rs:196:8 [INFO] [stdout] | [INFO] [stdout] 194 | impl Variant { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 195 | [INFO] [stdout] 196 | fn new_simple(a: impl ToString, b: impl ToString) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:203:16 [INFO] [stdout] | [INFO] [stdout] 203 | fn query_b(&self) -> Query { [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] 203 | fn query_b(&self) -> Query<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.22s [INFO] running `Command { std: "docker" "inspect" "b59c8167d252078131765fa81b5de87cab5183a5d86ec7fa1879f5ba9543fa96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b59c8167d252078131765fa81b5de87cab5183a5d86ec7fa1879f5ba9543fa96", kill_on_drop: false }` [INFO] [stdout] b59c8167d252078131765fa81b5de87cab5183a5d86ec7fa1879f5ba9543fa96 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 635f51962fb04e401749bd18ea11db8684255edbb79aa2950bfa5e0bcdf25c37 [INFO] running `Command { std: "docker" "start" "-a" "635f51962fb04e401749bd18ea11db8684255edbb79aa2950bfa5e0bcdf25c37", kill_on_drop: false }` [INFO] [stderr] Compiling vokabill v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 204 | let mut rng = thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 204 | let mut rng = thread_rng(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/main.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 33 | impl Vocabulary { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 34 | [INFO] [stdout] 35 | fn add(&mut self, b: impl ToString, a: impl ToString) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_simple` is never used [INFO] [stdout] --> src/main.rs:196:8 [INFO] [stdout] | [INFO] [stdout] 194 | impl Variant { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 195 | [INFO] [stdout] 196 | fn new_simple(a: impl ToString, b: impl ToString) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:203:16 [INFO] [stdout] | [INFO] [stdout] 203 | fn query_b(&self) -> Query { [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] 203 | fn query_b(&self) -> Query<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "635f51962fb04e401749bd18ea11db8684255edbb79aa2950bfa5e0bcdf25c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "635f51962fb04e401749bd18ea11db8684255edbb79aa2950bfa5e0bcdf25c37", kill_on_drop: false }` [INFO] [stdout] 635f51962fb04e401749bd18ea11db8684255edbb79aa2950bfa5e0bcdf25c37 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ca3aeab343c5cc9e03f247da6ad1ff444373bc8a1549778f7fcb12f599a3bca8 [INFO] running `Command { std: "docker" "start" "-a" "ca3aeab343c5cc9e03f247da6ad1ff444373bc8a1549778f7fcb12f599a3bca8", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | let mut rng = thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/main.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | let mut rng = thread_rng(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: method `add` is never used [INFO] [stderr] --> src/main.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 33 | impl Vocabulary { [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] 34 | [INFO] [stderr] 35 | fn add(&mut self, b: impl ToString, a: impl ToString) { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `new_simple` is never used [INFO] [stderr] --> src/main.rs:196:8 [INFO] [stderr] | [INFO] [stderr] 194 | impl Variant { [INFO] [stderr] | ------------ associated function in this implementation [INFO] [stderr] 195 | [INFO] [stderr] 196 | fn new_simple(a: impl ToString, b: impl ToString) -> Self { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/main.rs:203:16 [INFO] [stderr] | [INFO] [stderr] 203 | fn query_b(&self) -> Query { [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] 203 | fn query_b(&self) -> Query<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `vokabill` (bin "vokabill" test) generated 5 warnings (run `cargo fix --bin "vokabill" -p vokabill --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vokabill-297421b79c955dfa) [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" "ca3aeab343c5cc9e03f247da6ad1ff444373bc8a1549778f7fcb12f599a3bca8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca3aeab343c5cc9e03f247da6ad1ff444373bc8a1549778f7fcb12f599a3bca8", kill_on_drop: false }` [INFO] [stdout] ca3aeab343c5cc9e03f247da6ad1ff444373bc8a1549778f7fcb12f599a3bca8