[INFO] cloning repository https://github.com/crockeo/lisp-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crockeo/lisp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrockeo%2Flisp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrockeo%2Flisp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ec4e0bb7d4f5b0551c0f7fb5554ab2824c1ee81
[INFO] checking crockeo/lisp-rs against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrockeo%2Flisp-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/crockeo/lisp-rs on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/crockeo/lisp-rs
[INFO] finished tweaking git repo https://github.com/crockeo/lisp-rs
[INFO] tweaked toml for git repo https://github.com/crockeo/lisp-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/crockeo/lisp-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a41293c562ab0ba932274a74ef4aa87128a1a8e70797eb3c5490711b8668792c
[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" "a41293c562ab0ba932274a74ef4aa87128a1a8e70797eb3c5490711b8668792c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a41293c562ab0ba932274a74ef4aa87128a1a8e70797eb3c5490711b8668792c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41293c562ab0ba932274a74ef4aa87128a1a8e70797eb3c5490711b8668792c", kill_on_drop: false }`
[INFO] [stdout] a41293c562ab0ba932274a74ef4aa87128a1a8e70797eb3c5490711b8668792c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34ec173d2f77dfbf66c63bb7514d3f18420eb314836936d7404f4feca3a32b6a
[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" "34ec173d2f77dfbf66c63bb7514d3f18420eb314836936d7404f4feca3a32b6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stderr]     Checking lisp-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/context.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn set<'a>(&'a mut self, target_name: &str, new_value: SExpr) -> LispResult<&'a SExpr> {
[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: `set`
[INFO] [stdout]   --> src/context.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn set<'a>(&'a mut self, target_name: &str, new_value: SExpr) -> LispResult<&'a SExpr> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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 10.08s
[INFO] running `Command { std: "docker" "inspect" "34ec173d2f77dfbf66c63bb7514d3f18420eb314836936d7404f4feca3a32b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ec173d2f77dfbf66c63bb7514d3f18420eb314836936d7404f4feca3a32b6a", kill_on_drop: false }`
[INFO] [stdout] 34ec173d2f77dfbf66c63bb7514d3f18420eb314836936d7404f4feca3a32b6a