[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 master#b389b0ab72cb0aa9acf4df0ae0c0e12090782da9 for pr-128351-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rhelmer/corroborator on toolchain b389b0ab72cb0aa9acf4df0ae0c0e12090782da9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "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 serde_derive v1.0.82 [INFO] [stderr] Downloaded diff v0.1.11 [INFO] [stderr] Downloaded serde v1.0.82 [INFO] [stderr] Downloaded strsim v0.6.0 [INFO] [stderr] Downloaded docopt v0.8.3 [INFO] [stderr] Downloaded syn v0.15.23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 126bc5e41c0c2a20f3ab965bbfad1d19944dfb5b52d17185bcdd1fadf7cd90a2 [INFO] running `Command { std: "docker" "start" "-a" "126bc5e41c0c2a20f3ab965bbfad1d19944dfb5b52d17185bcdd1fadf7cd90a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "126bc5e41c0c2a20f3ab965bbfad1d19944dfb5b52d17185bcdd1fadf7cd90a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "126bc5e41c0c2a20f3ab965bbfad1d19944dfb5b52d17185bcdd1fadf7cd90a2", kill_on_drop: false }` [INFO] [stdout] 126bc5e41c0c2a20f3ab965bbfad1d19944dfb5b52d17185bcdd1fadf7cd90a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e755adda57ed23770987eff888794325ee7b2fb494619d9f065bc65a4867a0cc [INFO] running `Command { std: "docker" "start" "-a" "e755adda57ed23770987eff888794325ee7b2fb494619d9f065bc65a4867a0cc", 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 v0.4.24 [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking arrayref v0.3.5 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking diff v0.1.11 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking sha2 v0.7.1 [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 15 - fn process(reader: &mut R) -> (String) { [INFO] [stdout] 15 + fn process(reader: &mut R) -> String { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 15 - fn process(reader: &mut R) -> (String) { [INFO] [stdout] 15 + fn process(reader: &mut R) -> String { [INFO] [stdout] | [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` profile [unoptimized + debuginfo] target(s) in 10.96s [INFO] running `Command { std: "docker" "inspect" "e755adda57ed23770987eff888794325ee7b2fb494619d9f065bc65a4867a0cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e755adda57ed23770987eff888794325ee7b2fb494619d9f065bc65a4867a0cc", kill_on_drop: false }` [INFO] [stdout] e755adda57ed23770987eff888794325ee7b2fb494619d9f065bc65a4867a0cc [INFO] checking rhelmer/corroborator against try#16d823b1c168ce52c66ccc00dfd686f775a45c65 for pr-128351-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rhelmer/corroborator on toolchain 16d823b1c168ce52c66ccc00dfd686f775a45c65 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20df6766d925ebde70ee3ebf602eb82c4fe0e756fc8fdeee55af9096a9cfb922 [INFO] running `Command { std: "docker" "start" "-a" "20df6766d925ebde70ee3ebf602eb82c4fe0e756fc8fdeee55af9096a9cfb922", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20df6766d925ebde70ee3ebf602eb82c4fe0e756fc8fdeee55af9096a9cfb922", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20df6766d925ebde70ee3ebf602eb82c4fe0e756fc8fdeee55af9096a9cfb922", kill_on_drop: false }` [INFO] [stdout] 20df6766d925ebde70ee3ebf602eb82c4fe0e756fc8fdeee55af9096a9cfb922 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 921727d7a7183394fbfb22c903879d7b9ac76ce44fb9166f23dbf8c801806016 [INFO] running `Command { std: "docker" "start" "-a" "921727d7a7183394fbfb22c903879d7b9ac76ce44fb9166f23dbf8c801806016", 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 v0.4.24 [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking arrayref v0.3.5 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking diff v0.1.11 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking sha2 v0.7.1 [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 15 - fn process(reader: &mut R) -> (String) { [INFO] [stdout] 15 + fn process(reader: &mut R) -> String { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 15 - fn process(reader: &mut R) -> (String) { [INFO] [stdout] 15 + fn process(reader: &mut R) -> String { [INFO] [stdout] | [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` profile [unoptimized + debuginfo] target(s) in 9.87s [INFO] running `Command { std: "docker" "inspect" "921727d7a7183394fbfb22c903879d7b9ac76ce44fb9166f23dbf8c801806016", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "921727d7a7183394fbfb22c903879d7b9ac76ce44fb9166f23dbf8c801806016", kill_on_drop: false }` [INFO] [stdout] 921727d7a7183394fbfb22c903879d7b9ac76ce44fb9166f23dbf8c801806016