[INFO] cloning repository https://github.com/ProbablyClem/cargo-todo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProbablyClem/cargo-todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProbablyClem%2Fcargo-todo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProbablyClem%2Fcargo-todo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1089a3372be7f98fab10317923ad225a469d0fee [INFO] checking ProbablyClem/cargo-todo against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProbablyClem%2Fcargo-todo" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ProbablyClem/cargo-todo on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ProbablyClem/cargo-todo [INFO] finished tweaking git repo https://github.com/ProbablyClem/cargo-todo [INFO] tweaked toml for git repo https://github.com/ProbablyClem/cargo-todo written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ProbablyClem/cargo-todo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb463919b0f1a359d6c2e96198c7ac4533e7f0130e236a6463b59e27e35abc4a [INFO] running `Command { std: "docker" "start" "-a" "fb463919b0f1a359d6c2e96198c7ac4533e7f0130e236a6463b59e27e35abc4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb463919b0f1a359d6c2e96198c7ac4533e7f0130e236a6463b59e27e35abc4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb463919b0f1a359d6c2e96198c7ac4533e7f0130e236a6463b59e27e35abc4a", kill_on_drop: false }` [INFO] [stdout] fb463919b0f1a359d6c2e96198c7ac4533e7f0130e236a6463b59e27e35abc4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 639c43873e0874ff5eacb63ed88d68975b3fbafed1ac6983d6172e61812c15a0 [INFO] running `Command { std: "docker" "start" "-a" "639c43873e0874ff5eacb63ed88d68975b3fbafed1ac6983d6172e61812c15a0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking string-parser v0.1.5 [INFO] [stderr] Checking string_format v0.1.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Checking cargo-todo v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:246:25 [INFO] [stdout] | [INFO] [stdout] 246 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 246 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:264:25 [INFO] [stdout] | [INFO] [stdout] 264 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 264 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:278:25 [INFO] [stdout] | [INFO] [stdout] 278 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 278 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:296:25 [INFO] [stdout] | [INFO] [stdout] 296 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 296 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:246:25 [INFO] [stdout] | [INFO] [stdout] 246 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 246 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:264:25 [INFO] [stdout] | [INFO] [stdout] 264 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 264 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:278:25 [INFO] [stdout] | [INFO] [stdout] 278 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 278 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:296:25 [INFO] [stdout] | [INFO] [stdout] 296 | &new_tokens.push(i.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 296 | let _ = &new_tokens.push(i.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 24s [INFO] running `Command { std: "docker" "inspect" "639c43873e0874ff5eacb63ed88d68975b3fbafed1ac6983d6172e61812c15a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "639c43873e0874ff5eacb63ed88d68975b3fbafed1ac6983d6172e61812c15a0", kill_on_drop: false }` [INFO] [stdout] 639c43873e0874ff5eacb63ed88d68975b3fbafed1ac6983d6172e61812c15a0