[INFO] cloning repository https://github.com/hayatoito/brainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hayatoito/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Fbrainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Fbrainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6318b9e8cb56204374c090841256548bfb570d1
[INFO] checking hayatoito/brainfuck against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Fbrainfuck" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hayatoito/brainfuck on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hayatoito/brainfuck
[INFO] finished tweaking git repo https://github.com/hayatoito/brainfuck
[INFO] tweaked toml for git repo https://github.com/hayatoito/brainfuck written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/hayatoito/brainfuck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed065d7d1e40a78c97c614cb832c4f9e79442f200eb77ec2b91ac0fdfcf086ab
[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" "ed065d7d1e40a78c97c614cb832c4f9e79442f200eb77ec2b91ac0fdfcf086ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed065d7d1e40a78c97c614cb832c4f9e79442f200eb77ec2b91ac0fdfcf086ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed065d7d1e40a78c97c614cb832c4f9e79442f200eb77ec2b91ac0fdfcf086ab", kill_on_drop: false }`
[INFO] [stdout] ed065d7d1e40a78c97c614cb832c4f9e79442f200eb77ec2b91ac0fdfcf086ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e789bd07d76e0a57b6ad4b83c34f1162e2a732e39eb3f5c7c94dca3120d08de2
[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" "e789bd07d76e0a57b6ad4b83c34f1162e2a732e39eb3f5c7c94dca3120d08de2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking loggerv v0.7.1
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking mmap v0.1.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]     Checking criterion-plot v0.2.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr]     Checking brainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/brainfuck.rs:169:25
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 pc += 1;;
[INFO] [stdout]     |                         ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/brainfuck.rs:169:25
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 pc += 1;;
[INFO] [stdout]     |                         ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 1m 02s
[INFO] running `Command { std: "docker" "inspect" "e789bd07d76e0a57b6ad4b83c34f1162e2a732e39eb3f5c7c94dca3120d08de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e789bd07d76e0a57b6ad4b83c34f1162e2a732e39eb3f5c7c94dca3120d08de2", kill_on_drop: false }`
[INFO] [stdout] e789bd07d76e0a57b6ad4b83c34f1162e2a732e39eb3f5c7c94dca3120d08de2