[INFO] cloning repository https://github.com/masan4444/rs_9cc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masan4444/rs_9cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasan4444%2Frs_9cc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasan4444%2Frs_9cc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c8e436da56daa3aed54a586aa308d3bd31cbea9
[INFO] checking masan4444/rs_9cc against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasan4444%2Frs_9cc" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masan4444/rs_9cc on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masan4444/rs_9cc
[INFO] finished tweaking git repo https://github.com/masan4444/rs_9cc
[INFO] tweaked toml for git repo https://github.com/masan4444/rs_9cc written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/masan4444/rs_9cc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d88f4e5fd15e13c6c5ef33f2562b92767fe056c9b2fdf4a34af67745b3cecba
[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" "0d88f4e5fd15e13c6c5ef33f2562b92767fe056c9b2fdf4a34af67745b3cecba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d88f4e5fd15e13c6c5ef33f2562b92767fe056c9b2fdf4a34af67745b3cecba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d88f4e5fd15e13c6c5ef33f2562b92767fe056c9b2fdf4a34af67745b3cecba", kill_on_drop: false }`
[INFO] [stdout] 0d88f4e5fd15e13c6c5ef33f2562b92767fe056c9b2fdf4a34af67745b3cecba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--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] 4580c72681e06936a36e02550a8e5c3ae118b720aa3b8c890240eca0384d8332
[INFO] running `Command { std: "docker" "start" "-a" "4580c72681e06936a36e02550a8e5c3ae118b720aa3b8c890240eca0384d8332", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking assert_cmd v1.0.3
[INFO] [stderr]     Checking rs_9cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `pos_then_inc`
[INFO] [stdout]    --> src/lexer.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn pos_then_inc(&mut self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consume_byte`
[INFO] [stdout]    --> src/lexer.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 |     fn consume_byte(&mut self, want: u8) -> Result<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pos_then_inc`
[INFO] [stdout]    --> src/lexer.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn pos_then_inc(&mut self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consume_byte`
[INFO] [stdout]    --> src/lexer.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 |     fn consume_byte(&mut self, want: u8) -> Result<usize> {
[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 6.41s
[INFO] running `Command { std: "docker" "inspect" "4580c72681e06936a36e02550a8e5c3ae118b720aa3b8c890240eca0384d8332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4580c72681e06936a36e02550a8e5c3ae118b720aa3b8c890240eca0384d8332", kill_on_drop: false }`
[INFO] [stdout] 4580c72681e06936a36e02550a8e5c3ae118b720aa3b8c890240eca0384d8332