[INFO] cloning repository https://github.com/rhelmer/corroborator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rhelmer/corroborator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a1d68bd6664f8ed9c49bc3cd99332860f463f49 [INFO] checking rhelmer/corroborator against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rhelmer/corroborator on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rhelmer/corroborator [INFO] finished tweaking git repo https://github.com/rhelmer/corroborator [INFO] tweaked toml for git repo https://github.com/rhelmer/corroborator written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/rhelmer/corroborator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded strsim v0.6.0 [INFO] [stderr] Downloaded arrayref v0.3.5 [INFO] [stderr] Downloaded utf8-ranges v1.0.2 [INFO] [stderr] Downloaded diff v0.1.11 [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] [stderr] Downloaded sha2 v0.7.1 [INFO] [stderr] Downloaded memchr v2.1.2 [INFO] [stderr] Downloaded regex-syntax v0.5.6 [INFO] [stderr] Downloaded digest v0.7.6 [INFO] [stderr] Downloaded serde_derive v1.0.82 [INFO] [stderr] Downloaded block-buffer v0.3.3 [INFO] [stderr] Downloaded regex v0.2.11 [INFO] [stderr] Downloaded same-file v1.0.4 [INFO] [stderr] Downloaded generic-array v0.9.0 [INFO] [stderr] Downloaded byte-tools v0.2.0 [INFO] [stderr] Downloaded typenum v1.10.0 [INFO] [stderr] Downloaded fake-simd v0.1.2 [INFO] [stderr] Downloaded winapi-util v0.1.1 [INFO] [stderr] Downloaded walkdir v2.2.7 [INFO] [stderr] Downloaded ucd-util v0.1.3 [INFO] [stderr] Downloaded serde v1.0.82 [INFO] [stderr] Downloaded docopt v0.8.3 [INFO] [stderr] Downloaded aho-corasick v0.6.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1341916c4a89879d49972b3890a91f8a0417d21951908f3004b563300701db19 [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" "1341916c4a89879d49972b3890a91f8a0417d21951908f3004b563300701db19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1341916c4a89879d49972b3890a91f8a0417d21951908f3004b563300701db19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1341916c4a89879d49972b3890a91f8a0417d21951908f3004b563300701db19", kill_on_drop: false }` [INFO] [stdout] 1341916c4a89879d49972b3890a91f8a0417d21951908f3004b563300701db19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1497f3808f355c54286b5a377ecec8b341cda267a2cf59fecbb040cfa186812b [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" "1497f3808f355c54286b5a377ecec8b341cda267a2cf59fecbb040cfa186812b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking diff v0.1.11 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking sha2 v0.7.1 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Compiling serde_derive v1.0.82 [INFO] [stderr] Checking docopt v0.8.3 [INFO] [stderr] Checking corroborator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:15:61 [INFO] [stdout] | [INFO] [stdout] 15 | fn process(reader: &mut R) -> (String) { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:15:61 [INFO] [stdout] | [INFO] [stdout] 15 | fn process(reader: &mut R) -> (String) { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.55s [INFO] running `Command { std: "docker" "inspect" "1497f3808f355c54286b5a377ecec8b341cda267a2cf59fecbb040cfa186812b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1497f3808f355c54286b5a377ecec8b341cda267a2cf59fecbb040cfa186812b", kill_on_drop: false }` [INFO] [stdout] 1497f3808f355c54286b5a377ecec8b341cda267a2cf59fecbb040cfa186812b