[INFO] updating cached repository https://github.com/scoiatael/mlog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/scoiatael/mlog
[INFO] [stderr]    41321b0..63f6c47  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63f6c47385a5b0bc71347e09665f84c24e086c75
[INFO] checking scoiatael/mlog against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscoiatael%2Fmlog" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scoiatael/mlog on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scoiatael/mlog
[INFO] finished tweaking git repo https://github.com/scoiatael/mlog
[INFO] tweaked toml for git repo https://github.com/scoiatael/mlog written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/scoiatael/mlog already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bbea848e3247ee107298b87a04ce3a93684153c70c717cdf3a7771d2ff6c713
[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" "5bbea848e3247ee107298b87a04ce3a93684153c70c717cdf3a7771d2ff6c713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bbea848e3247ee107298b87a04ce3a93684153c70c717cdf3a7771d2ff6c713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbea848e3247ee107298b87a04ce3a93684153c70c717cdf3a7771d2ff6c713", kill_on_drop: false }`
[INFO] [stdout] 5bbea848e3247ee107298b87a04ce3a93684153c70c717cdf3a7771d2ff6c713
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ae8bb2a286e67d5b65dda4b7bad6ac0cd7bcd44832678e9939f0a1daf30ab37
[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" "8ae8bb2a286e67d5b65dda4b7bad6ac0cd7bcd44832678e9939f0a1daf30ab37", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking mlog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:212:13
[INFO] [stdout]     |
[INFO] [stdout] 212 | /             (Args {
[INFO] [stdout] 213 | |                 source: SourceOptions::FromStdin,
[INFO] [stdout] 214 | |                 interactive: true,
[INFO] [stdout] 215 | |                 similarity: 0.6,
[INFO] [stdout] 216 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 |             Args {
[INFO] [stdout] 213 |                 source: SourceOptions::FromStdin,
[INFO] [stdout] 214 |                 interactive: true,
[INFO] [stdout] 215 |                 similarity: 0.6,
[INFO] [stdout] 216 |             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 | /             (Args {
[INFO] [stdout] 220 | |                 source: SourceOptions::FromFile(args[1].clone()),
[INFO] [stdout] 221 | |                 interactive: false,
[INFO] [stdout] 222 | |                 similarity: 0.6,
[INFO] [stdout] 223 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 219 |             Args {
[INFO] [stdout] 220 |                 source: SourceOptions::FromFile(args[1].clone()),
[INFO] [stdout] 221 |                 interactive: false,
[INFO] [stdout] 222 |                 similarity: 0.6,
[INFO] [stdout] 223 |             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:212:13
[INFO] [stdout]     |
[INFO] [stdout] 212 | /             (Args {
[INFO] [stdout] 213 | |                 source: SourceOptions::FromStdin,
[INFO] [stdout] 214 | |                 interactive: true,
[INFO] [stdout] 215 | |                 similarity: 0.6,
[INFO] [stdout] 216 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 |             Args {
[INFO] [stdout] 213 |                 source: SourceOptions::FromStdin,
[INFO] [stdout] 214 |                 interactive: true,
[INFO] [stdout] 215 |                 similarity: 0.6,
[INFO] [stdout] 216 |             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 | /             (Args {
[INFO] [stdout] 220 | |                 source: SourceOptions::FromFile(args[1].clone()),
[INFO] [stdout] 221 | |                 interactive: false,
[INFO] [stdout] 222 | |                 similarity: 0.6,
[INFO] [stdout] 223 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 219 |             Args {
[INFO] [stdout] 220 |                 source: SourceOptions::FromFile(args[1].clone()),
[INFO] [stdout] 221 |                 interactive: false,
[INFO] [stdout] 222 |                 similarity: 0.6,
[INFO] [stdout] 223 |             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "8ae8bb2a286e67d5b65dda4b7bad6ac0cd7bcd44832678e9939f0a1daf30ab37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae8bb2a286e67d5b65dda4b7bad6ac0cd7bcd44832678e9939f0a1daf30ab37", kill_on_drop: false }`
[INFO] [stdout] 8ae8bb2a286e67d5b65dda4b7bad6ac0cd7bcd44832678e9939f0a1daf30ab37