[INFO] cloning repository https://github.com/zerotired/yake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zerotired/yake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerotired%2Fyake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerotired%2Fyake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4fb1d22e05ae25bee05c1230c4980d201e0ca83d [INFO] checking zerotired/yake against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerotired%2Fyake" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zerotired/yake on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zerotired/yake [INFO] finished tweaking git repo https://github.com/zerotired/yake [INFO] tweaked toml for git repo https://github.com/zerotired/yake written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zerotired/yake 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded linked-hash-map v0.5.6 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded serde_yaml v0.8.11 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded colored v1.9.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.6 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded yaml-rust v0.4.3 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded dtoa v0.4.4 [INFO] [stderr] Downloaded walkdir v2.2.9 [INFO] [stderr] Downloaded unicode-width v0.1.6 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded syn v1.0.8 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded same-file v1.0.5 [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 279c700776a9dfcd2b3c23c6aa5aaa774fc96565c217e19cc5e807959ad6a2ae [INFO] running `Command { std: "docker" "start" "-a" "279c700776a9dfcd2b3c23c6aa5aaa774fc96565c217e19cc5e807959ad6a2ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "279c700776a9dfcd2b3c23c6aa5aaa774fc96565c217e19cc5e807959ad6a2ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "279c700776a9dfcd2b3c23c6aa5aaa774fc96565c217e19cc5e807959ad6a2ae", kill_on_drop: false }` [INFO] [stdout] 279c700776a9dfcd2b3c23c6aa5aaa774fc96565c217e19cc5e807959ad6a2ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a192c6d34d2fd51ef5d290467be9d6caf45a7ced7c45c39b9449e21d374b29a3 [INFO] running `Command { std: "docker" "start" "-a" "a192c6d34d2fd51ef5d290467be9d6caf45a7ced7c45c39b9449e21d374b29a3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking colored v1.9.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking yake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/yake.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | &self.targets.insert(name.clone(), target.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] 190 | let _ = &self.targets.insert(name.clone(), target.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/yake.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | &self.targets.insert(name.clone(), target.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] 190 | let _ = &self.targets.insert(name.clone(), target.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.71s [INFO] running `Command { std: "docker" "inspect" "a192c6d34d2fd51ef5d290467be9d6caf45a7ced7c45c39b9449e21d374b29a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a192c6d34d2fd51ef5d290467be9d6caf45a7ced7c45c39b9449e21d374b29a3", kill_on_drop: false }` [INFO] [stdout] a192c6d34d2fd51ef5d290467be9d6caf45a7ced7c45c39b9449e21d374b29a3 [INFO] checking zerotired/yake against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerotired%2Fyake" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zerotired/yake on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zerotired/yake [INFO] finished tweaking git repo https://github.com/zerotired/yake [INFO] tweaked toml for git repo https://github.com/zerotired/yake written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/zerotired/yake 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39edb8b08edbc1510556f3a06276695f23d2c2b82b7d5e099c915e316000344c [INFO] running `Command { std: "docker" "start" "-a" "39edb8b08edbc1510556f3a06276695f23d2c2b82b7d5e099c915e316000344c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39edb8b08edbc1510556f3a06276695f23d2c2b82b7d5e099c915e316000344c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39edb8b08edbc1510556f3a06276695f23d2c2b82b7d5e099c915e316000344c", kill_on_drop: false }` [INFO] [stdout] 39edb8b08edbc1510556f3a06276695f23d2c2b82b7d5e099c915e316000344c [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f48191eaa2059f52b1f80daed39a21bfcd8b8f2cac67d68b399f2c0d0322176 [INFO] running `Command { std: "docker" "start" "-a" "2f48191eaa2059f52b1f80daed39a21bfcd8b8f2cac67d68b399f2c0d0322176", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking colored v1.9.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking yake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/yake.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | &self.targets.insert(name.clone(), target.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] 190 | let _ = &self.targets.insert(name.clone(), target.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/yake.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | &self.targets.insert(name.clone(), target.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] 190 | let _ = &self.targets.insert(name.clone(), target.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.09s [INFO] running `Command { std: "docker" "inspect" "2f48191eaa2059f52b1f80daed39a21bfcd8b8f2cac67d68b399f2c0d0322176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f48191eaa2059f52b1f80daed39a21bfcd8b8f2cac67d68b399f2c0d0322176", kill_on_drop: false }` [INFO] [stdout] 2f48191eaa2059f52b1f80daed39a21bfcd8b8f2cac67d68b399f2c0d0322176