[INFO] cloning repository https://github.com/samgj18/mnemosyne [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samgj18/mnemosyne" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgj18%2Fmnemosyne", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgj18%2Fmnemosyne'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23ea903bf959dda49b3c978c21dc8839f5de48b6 [INFO] building samgj18/mnemosyne against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgj18%2Fmnemosyne" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/samgj18/mnemosyne on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/samgj18/mnemosyne [INFO] finished tweaking git repo https://github.com/samgj18/mnemosyne [INFO] tweaked toml for git repo https://github.com/samgj18/mnemosyne written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/samgj18/mnemosyne 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "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] [stderr] Downloading crates ... 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"--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b3468cb581c3a06f5b2246678f8bde7d68a663cd37808dbb6a2d8641616bc36 [INFO] running `Command { std: "docker" "start" "-a" "5b3468cb581c3a06f5b2246678f8bde7d68a663cd37808dbb6a2d8641616bc36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b3468cb581c3a06f5b2246678f8bde7d68a663cd37808dbb6a2d8641616bc36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b3468cb581c3a06f5b2246678f8bde7d68a663cd37808dbb6a2d8641616bc36", kill_on_drop: false }` [INFO] [stdout] 5b3468cb581c3a06f5b2246678f8bde7d68a663cd37808dbb6a2d8641616bc36 [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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24d8df2a999f62646952ee4615364f97706018f01174e3dd3c7cc600eda76a42 [INFO] running `Command { std: "docker" "start" "-a" "24d8df2a999f62646952ee4615364f97706018f01174e3dd3c7cc600eda76a42", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] 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Compiling deadpool-postgres v0.14.0 [INFO] [stderr] Compiling mnemosyne v0.1.0 (/opt/rustwide/workdir/mnemosyne) [INFO] [stdout] warning: unused import: `schedule::*` [INFO] [stdout] --> mnemosyne/src/algebra/mod.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 17 | pub(crate) use schedule::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> mnemosyne/src/algebra/schedule.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 21 | / impl Schedule [INFO] [stdout] 22 | | where [INFO] [stdout] 23 | | F: FnMut() -> Unit + Send + Sync + 'static, [INFO] [stdout] | |_______________________________________________- associated function in this implementation [INFO] [stdout] 24 | { [INFO] [stdout] 25 | pub fn new(factory: F, duration: std::time::Duration) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Event` and `State` are never constructed [INFO] [stdout] --> mnemosyne/src/domain/enqueue.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum EnqueueType [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 18 | Event(Evt), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | State(State), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnqueueType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> mnemosyne/src/domain/mod.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir/example) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.84s [INFO] running `Command { std: "docker" "inspect" "24d8df2a999f62646952ee4615364f97706018f01174e3dd3c7cc600eda76a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24d8df2a999f62646952ee4615364f97706018f01174e3dd3c7cc600eda76a42", kill_on_drop: false }` [INFO] [stdout] 24d8df2a999f62646952ee4615364f97706018f01174e3dd3c7cc600eda76a42 [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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa11bc10c00c63f6298dc94c6cab3993307fdd87416eb65cb9609e251f90f26c [INFO] running `Command { std: "docker" "start" "-a" "fa11bc10c00c63f6298dc94c6cab3993307fdd87416eb65cb9609e251f90f26c", kill_on_drop: false }` [INFO] [stderr] Compiling mnemosyne-derive v0.1.0 (/opt/rustwide/workdir/mnemosyne-derive) [INFO] [stderr] Compiling mnemosyne v0.1.0 (/opt/rustwide/workdir/mnemosyne) [INFO] [stdout] warning: unused import: `schedule::*` [INFO] [stdout] --> mnemosyne/src/algebra/mod.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 17 | pub(crate) use schedule::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `schedule::*` [INFO] [stdout] --> mnemosyne/src/algebra/mod.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 17 | pub(crate) use schedule::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> mnemosyne/src/algebra/schedule.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 21 | / impl Schedule [INFO] [stdout] 22 | | where [INFO] [stdout] 23 | | F: FnMut() -> Unit + Send + Sync + 'static, [INFO] [stdout] | |_______________________________________________- associated function in this implementation [INFO] [stdout] 24 | { [INFO] [stdout] 25 | pub fn new(factory: F, duration: std::time::Duration) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Event` and `State` are never constructed [INFO] [stdout] --> mnemosyne/src/domain/enqueue.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum EnqueueType [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 18 | Event(Evt), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | State(State), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnqueueType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> mnemosyne/src/domain/mod.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> mnemosyne/src/algebra/schedule.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 21 | / impl Schedule [INFO] [stdout] 22 | | where [INFO] [stdout] 23 | | F: FnMut() -> Unit + Send + Sync + 'static, [INFO] [stdout] | |_______________________________________________- associated function in this implementation [INFO] [stdout] 24 | { [INFO] [stdout] 25 | pub fn new(factory: F, duration: std::time::Duration) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Event` and `State` are never constructed [INFO] [stdout] --> mnemosyne/src/domain/enqueue.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum EnqueueType [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 18 | Event(Evt), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | State(State), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnqueueType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> mnemosyne/src/domain/mod.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir/example) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.50s [INFO] running `Command { std: "docker" "inspect" "fa11bc10c00c63f6298dc94c6cab3993307fdd87416eb65cb9609e251f90f26c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa11bc10c00c63f6298dc94c6cab3993307fdd87416eb65cb9609e251f90f26c", kill_on_drop: false }` [INFO] [stdout] fa11bc10c00c63f6298dc94c6cab3993307fdd87416eb65cb9609e251f90f26c