[INFO] updating cached repository aizyurov/meccano [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/aizyurov/meccano [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/aizyurov/meccano" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/aizyurov/meccano"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/aizyurov/meccano'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/aizyurov/meccano" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/aizyurov/meccano"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/aizyurov/meccano'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 25424a0150ed6185644fe16315cf73a989b14f5c [INFO] sha for GitHub repo aizyurov/meccano: 25424a0150ed6185644fe16315cf73a989b14f5c [INFO] validating manifest of aizyurov/meccano on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of aizyurov/meccano on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing aizyurov/meccano [INFO] finished frobbing aizyurov/meccano [INFO] frobbed toml for aizyurov/meccano written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/aizyurov/meccano/Cargo.toml [INFO] started frobbing aizyurov/meccano [INFO] finished frobbing aizyurov/meccano [INFO] frobbed toml for aizyurov/meccano written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/aizyurov/meccano/Cargo.toml [INFO] crate aizyurov/meccano already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/aizyurov/meccano/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking aizyurov/meccano against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-5/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/aizyurov/meccano:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 3e789016b17566019787d528723305b3e27e18e031df634f91746577642fb9ca [INFO] running `"docker" "start" "-a" "3e789016b17566019787d528723305b3e27e18e031df634f91746577642fb9ca"` [INFO] [stderr] Checking anymap v0.11.2 [INFO] [stderr] Checking meccano v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::any::TypeId` [INFO] [stderr] --> src/lib.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | use std::any::TypeId; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Empty` [INFO] [stderr] --> src/lib.rs:70:27 [INFO] [stderr] | [INFO] [stderr] 70 | use std::iter::{Iterator, Empty}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::any::TypeId` [INFO] [stderr] --> src/lib.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | use std::any::TypeId; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Empty` [INFO] [stderr] --> src/lib.rs:70:27 [INFO] [stderr] | [INFO] [stderr] 70 | use std::iter::{Iterator, Empty}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/lib.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | rules.add("", |ctx: & Context| {32}); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/lib.rs:175:17 [INFO] [stderr] | [INFO] [stderr] 175 | rules.add("", |ctx: & Context| {33}); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused import: `Mutex` [INFO] [stderr] --> examples/iterate.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Mutex` [INFO] [stderr] --> examples/iterate.rs:16:23 [INFO] [stderr] | [INFO] [stderr] 16 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Mutex` [INFO] [stderr] --> examples/basic.rs:4:22 [INFO] [stderr] | [INFO] [stderr] 4 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> examples/iterate.rs:36:43 [INFO] [stderr] | [INFO] [stderr] 36 | rules.add("connection.pool.size", move |ctx: &Context| size); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Mutex` [INFO] [stderr] --> examples/multithreaded.rs:27:23 [INFO] [stderr] | [INFO] [stderr] 27 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::any::TypeId` [INFO] [stderr] --> tests/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::any::TypeId; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> tests/lib.rs:115:11 [INFO] [stderr] | [INFO] [stderr] 115 | for i in (1..5) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> examples/basic.rs:30:37 [INFO] [stderr] | [INFO] [stderr] 30 | rules.add("connection.pool.size", |ctx: &Context| 32); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> examples/basic.rs:12:2 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(size: i32) -> ConnectionPool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> examples/multithreaded.rs:89:7 [INFO] [stderr] | [INFO] [stderr] 89 | let ctx = ctx.clone(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> examples/multithreaded.rs:36:43 [INFO] [stderr] | [INFO] [stderr] 36 | rules.add("connection.pool.size", move |ctx: &Context| size); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:170:22 [INFO] [stderr] | [INFO] [stderr] 170 | rules.add("value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:171:27 [INFO] [stderr] | [INFO] [stderr] 171 | rules.add("otherValue", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:22:22 [INFO] [stderr] | [INFO] [stderr] 22 | rules.add("value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:37:28 [INFO] [stderr] | [INFO] [stderr] 37 | rules.add("other_value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:39:6 [INFO] [stderr] | [INFO] [stderr] 39 | let ctx = rules.commit(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:48:28 [INFO] [stderr] | [INFO] [stderr] 48 | rules.add("other_value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dependent` [INFO] [stderr] --> tests/lib.rs:50:6 [INFO] [stderr] | [INFO] [stderr] 50 | let dependent = ctx.get::(""); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_dependent` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:59:22 [INFO] [stderr] | [INFO] [stderr] 59 | rules.add("value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dependent` [INFO] [stderr] --> tests/lib.rs:61:6 [INFO] [stderr] | [INFO] [stderr] 61 | let dependent = ctx.get::(""); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_dependent` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `short` [INFO] [stderr] --> tests/lib.rs:74:6 [INFO] [stderr] | [INFO] [stderr] 74 | let short = ctx.get::>(""); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_short` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `head` [INFO] [stderr] --> tests/lib.rs:91:6 [INFO] [stderr] | [INFO] [stderr] 91 | let head = rules.commit().get::>(""); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_head` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:99:22 [INFO] [stderr] | [INFO] [stderr] 99 | rules.add("value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:111:22 [INFO] [stderr] | [INFO] [stderr] 111 | rules.add("value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> tests/lib.rs:115:6 [INFO] [stderr] | [INFO] [stderr] 115 | for i in (1..5) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:159:22 [INFO] [stderr] | [INFO] [stderr] 159 | rules.add("value", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:160:27 [INFO] [stderr] | [INFO] [stderr] 160 | rules.add("otherValue", |ctx: &Context| 365); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> tests/lib.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | rules.add("", |ctx: &Context| Arc::new(Impl{factor: 2}) as Arc ); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `next` [INFO] [stderr] --> tests/lib.rs:65:2 [INFO] [stderr] | [INFO] [stderr] 65 | next: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `tail` [INFO] [stderr] --> tests/lib.rs:78:2 [INFO] [stderr] | [INFO] [stderr] 78 | tail: Arc [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `head` [INFO] [stderr] --> tests/lib.rs:82:2 [INFO] [stderr] | [INFO] [stderr] 82 | head: Arc [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `iterate` [INFO] [stderr] --> tests/lib.rs:168:1 [INFO] [stderr] | [INFO] [stderr] 168 | fn iterate() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `"docker" "inspect" "3e789016b17566019787d528723305b3e27e18e031df634f91746577642fb9ca"` [INFO] running `"docker" "rm" "-f" "3e789016b17566019787d528723305b3e27e18e031df634f91746577642fb9ca"` [INFO] [stdout] 3e789016b17566019787d528723305b3e27e18e031df634f91746577642fb9ca