[INFO] fetching crate string_wrapped 0.1.1...
[INFO] checking string_wrapped-0.1.1 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] extracting crate string_wrapped 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate string_wrapped 0.1.1 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string_wrapped 0.1.1
[INFO] finished tweaking crates.io crate string_wrapped 0.1.1
[INFO] tweaked toml for crates.io crate string_wrapped 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e12df3d6204828a05bd107c7fc8fd6c1ad79fc511e689607934486e7bb1a5692
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e12df3d6204828a05bd107c7fc8fd6c1ad79fc511e689607934486e7bb1a5692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e12df3d6204828a05bd107c7fc8fd6c1ad79fc511e689607934486e7bb1a5692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e12df3d6204828a05bd107c7fc8fd6c1ad79fc511e689607934486e7bb1a5692", kill_on_drop: false }`
[INFO] [stdout] e12df3d6204828a05bd107c7fc8fd6c1ad79fc511e689607934486e7bb1a5692
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8281037290a17764f53d69d249fe7659aee2e936adf66a0eeea376f29a784876
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8281037290a17764f53d69d249fe7659aee2e936adf66a0eeea376f29a784876", kill_on_drop: false }`
[INFO] [stderr]     Checking string_wrapped v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> src/lib.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         StringWrapped(23) == StringWrapped(23);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> src/lib.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         StringWrapped(23) < StringWrapped(23);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "8281037290a17764f53d69d249fe7659aee2e936adf66a0eeea376f29a784876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8281037290a17764f53d69d249fe7659aee2e936adf66a0eeea376f29a784876", kill_on_drop: false }`
[INFO] [stdout] 8281037290a17764f53d69d249fe7659aee2e936adf66a0eeea376f29a784876