[INFO] cloning repository https://github.com/jrvidal/r5.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrvidal/r5.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fr5.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fr5.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae715768cf6c46ab228ede11aaddbb7f8f428260
[INFO] testing jrvidal/r5.rs against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fr5.rs" "/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/jrvidal/r5.rs on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jrvidal/r5.rs
[INFO] finished tweaking git repo https://github.com/jrvidal/r5.rs
[INFO] tweaked toml for git repo https://github.com/jrvidal/r5.rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jrvidal/r5.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0527a37fa7a30f781a54320f6b3332f9372ecbd2c662f97546c7880d289906f4
[INFO] running `Command { std: "docker" "start" "-a" "0527a37fa7a30f781a54320f6b3332f9372ecbd2c662f97546c7880d289906f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0527a37fa7a30f781a54320f6b3332f9372ecbd2c662f97546c7880d289906f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0527a37fa7a30f781a54320f6b3332f9372ecbd2c662f97546c7880d289906f4", kill_on_drop: false }`
[INFO] [stdout] 0527a37fa7a30f781a54320f6b3332f9372ecbd2c662f97546c7880d289906f4
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b5a3c848054de094f21a1d1ee9453bdadea19b534d856c6b1b170f866d0f191
[INFO] running `Command { std: "docker" "start" "-a" "8b5a3c848054de094f21a1d1ee9453bdadea19b534d856c6b1b170f866d0f191", kill_on_drop: false }`
[INFO] [stderr] Compiling libc v0.2.36
[INFO] [stderr] Compiling void v1.0.2
[INFO] [stderr] Compiling regex v1.0.0
[INFO] [stderr] Compiling ucd-util v0.1.1
[INFO] [stderr] Compiling lazy_static v1.0.0
[INFO] [stderr] Compiling utf8-ranges v1.0.0
[INFO] [stderr] Compiling quick-error v1.2.1
[INFO] [stderr] Compiling bitflags v0.4.0
[INFO] [stderr] Compiling termcolor v0.3.6
[INFO] [stderr] Compiling encode_unicode v0.1.3
[INFO] [stderr] Compiling gc v0.3.2
[INFO] [stderr] Compiling log v0.4.1
[INFO] [stderr] Compiling unreachable v1.0.0
[INFO] [stderr] Compiling humantime v1.1.1
[INFO] [stderr] Compiling thread_local v0.3.5
[INFO] [stderr] Compiling regex-syntax v0.6.0
[INFO] [stderr] Compiling memchr v2.0.1
[INFO] [stderr] Compiling nix v0.5.1
[INFO] [stderr] Compiling atty v0.2.10
[INFO] [stderr] Compiling aho-corasick v0.6.4
[INFO] [stderr] Compiling rustyline v1.0.0
[INFO] [stderr] Compiling env_logger v0.5.10
[INFO] [stderr] Compiling r5rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout] --> src/compiler/mod.rs:771:20
[INFO] [stdout] |
[INFO] [stdout] 771 | ) -> Result