[INFO] cloning repository https://github.com/cottonguard/rust-lazy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cottonguard/rust-lazy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Frust-lazy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Frust-lazy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 37a1abf985479fb6dc1197b515c4fcf3786ba281 [INFO] testing cottonguard/rust-lazy against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Frust-lazy" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cottonguard/rust-lazy on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cottonguard/rust-lazy [INFO] finished tweaking git repo https://github.com/cottonguard/rust-lazy [INFO] tweaked toml for git repo https://github.com/cottonguard/rust-lazy written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/cottonguard/rust-lazy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e284dc5ad4945cce371618c2e4707ef073d8370939bc7130fb9084fa6d07488 [INFO] running `Command { std: "docker" "start" "-a" "0e284dc5ad4945cce371618c2e4707ef073d8370939bc7130fb9084fa6d07488", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e284dc5ad4945cce371618c2e4707ef073d8370939bc7130fb9084fa6d07488", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e284dc5ad4945cce371618c2e4707ef073d8370939bc7130fb9084fa6d07488", kill_on_drop: false }` [INFO] [stdout] 0e284dc5ad4945cce371618c2e4707ef073d8370939bc7130fb9084fa6d07488 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84693456203a5ee6f5e0aa6d1eb43dab40ba9c023434f19d31ec570390b85454 [INFO] running `Command { std: "docker" "start" "-a" "84693456203a5ee6f5e0aa6d1eb43dab40ba9c023434f19d31ec570390b85454", kill_on_drop: false }` [INFO] [stderr] Compiling list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Thunk` [INFO] [stdout] --> src/lazy.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | Thunk(F), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/lazy.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn value(v: T) -> Lazy T, T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `thunk` [INFO] [stdout] --> src/lazy.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn thunk(f: F) -> Lazy { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_if_forced` [INFO] [stdout] --> src/lazy.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn get_if_forced(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_forced` [INFO] [stdout] --> src/lazy.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn is_forced(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `into_inner` [INFO] [stdout] --> src/lazy.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn into_inner(mut self) -> T { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `thunk` [INFO] [stdout] --> src/lazy_cell.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn thunk(f: F) -> LazyCell { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `into_inner` [INFO] [stdout] --> src/lazy_cell.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn into_inner(self) -> T { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/lazy_cell.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | fn value(v: T) -> LazyCell T, T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "84693456203a5ee6f5e0aa6d1eb43dab40ba9c023434f19d31ec570390b85454", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84693456203a5ee6f5e0aa6d1eb43dab40ba9c023434f19d31ec570390b85454", kill_on_drop: false }` [INFO] [stdout] 84693456203a5ee6f5e0aa6d1eb43dab40ba9c023434f19d31ec570390b85454 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96ad2dfd5bafa9fe55f53854c7b9bdcabee35c2c21b7a03bea2b51b5b6995d1a [INFO] running `Command { std: "docker" "start" "-a" "96ad2dfd5bafa9fe55f53854c7b9bdcabee35c2c21b7a03bea2b51b5b6995d1a", kill_on_drop: false }` [INFO] [stdout] warning: variant is never constructed: `Thunk` [INFO] [stdout] --> src/lazy.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | Thunk(F), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/lazy.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn value(v: T) -> Lazy T, T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `thunk` [INFO] [stdout] --> src/lazy.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn thunk(f: F) -> Lazy { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_if_forced` [INFO] [stdout] --> src/lazy.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn get_if_forced(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_forced` [INFO] [stdout] --> src/lazy.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn is_forced(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `into_inner` [INFO] [stdout] --> src/lazy.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn into_inner(mut self) -> T { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `thunk` [INFO] [stdout] --> src/lazy_cell.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn thunk(f: F) -> LazyCell { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `into_inner` [INFO] [stdout] --> src/lazy_cell.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn into_inner(self) -> T { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/lazy_cell.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | fn value(v: T) -> LazyCell T, T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/lazy.rs:72:17 [INFO] [stdout] | [INFO] [stdout] 72 | let mut v = Lazy::value(234); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lazy.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut v = Lazy::value(234); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/lazy_cell.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | fn value(v: T) -> LazyCell T, T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "96ad2dfd5bafa9fe55f53854c7b9bdcabee35c2c21b7a03bea2b51b5b6995d1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96ad2dfd5bafa9fe55f53854c7b9bdcabee35c2c21b7a03bea2b51b5b6995d1a", kill_on_drop: false }` [INFO] [stdout] 96ad2dfd5bafa9fe55f53854c7b9bdcabee35c2c21b7a03bea2b51b5b6995d1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f91c122f336a5a50f31fff24a8681a8a4b5582d632607704c577a8ddcbe4518e [INFO] running `Command { std: "docker" "start" "-a" "f91c122f336a5a50f31fff24a8681a8a4b5582d632607704c577a8ddcbe4518e", kill_on_drop: false }` [INFO] [stderr] warning: variant is never constructed: `Thunk` [INFO] [stderr] --> src/lazy.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | Thunk(F), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `value` [INFO] [stderr] --> src/lazy.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn value(v: T) -> Lazy T, T> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `thunk` [INFO] [stderr] --> src/lazy.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn thunk(f: F) -> Lazy { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_if_forced` [INFO] [stderr] --> src/lazy.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn get_if_forced(&self) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_forced` [INFO] [stderr] --> src/lazy.rs:40:12 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn is_forced(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `into_inner` [INFO] [stderr] --> src/lazy.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn into_inner(mut self) -> T { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `thunk` [INFO] [stderr] --> src/lazy_cell.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | fn thunk(f: F) -> LazyCell { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `into_inner` [INFO] [stderr] --> src/lazy_cell.rs:23:8 [INFO] [stderr] | [INFO] [stderr] 23 | fn into_inner(self) -> T { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `value` [INFO] [stderr] --> src/lazy_cell.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | fn value(v: T) -> LazyCell T, T> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `list` (lib) generated 9 warnings [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/lazy.rs:72:17 [INFO] [stderr] | [INFO] [stderr] 72 | let mut v = Lazy::value(234); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lazy.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut v = Lazy::value(234); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `value` [INFO] [stderr] --> src/lazy_cell.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | fn value(v: T) -> LazyCell T, T> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `list` (lib test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/list-edd90864cceda888) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/list-b179d92f3aae855d) [INFO] [stdout] test lazy::tests::test ... ok [INFO] [stdout] test lazy_cell::tests::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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 list [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" "f91c122f336a5a50f31fff24a8681a8a4b5582d632607704c577a8ddcbe4518e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f91c122f336a5a50f31fff24a8681a8a4b5582d632607704c577a8ddcbe4518e", kill_on_drop: false }` [INFO] [stdout] f91c122f336a5a50f31fff24a8681a8a4b5582d632607704c577a8ddcbe4518e