[INFO] cloning repository https://github.com/luizgabriel/LispInterpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luizgabriel/LispInterpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizgabriel%2FLispInterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizgabriel%2FLispInterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d954b7ccdc6773547ea2fb3c306c72085bebf660
[INFO] checking luizgabriel/LispInterpreter against try#ad93f57d532978d6739002a21bc66b45ed22f998 for pr-155418
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizgabriel%2FLispInterpreter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/luizgabriel/LispInterpreter
[INFO] finished tweaking git repo https://github.com/luizgabriel/LispInterpreter
[INFO] tweaked toml for git repo https://github.com/luizgabriel/LispInterpreter written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luizgabriel/LispInterpreter on toolchain ad93f57d532978d6739002a21bc66b45ed22f998
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luizgabriel/LispInterpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd-lock v3.0.8
[INFO] [stderr]   Downloaded rustyline v10.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d311f3b3937046f1b4765b523862a08cb920a44c1bfd6b342d01838c1f1a34bf
[INFO] running `Command { std: "docker" "start" "-a" "d311f3b3937046f1b4765b523862a08cb920a44c1bfd6b342d01838c1f1a34bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d311f3b3937046f1b4765b523862a08cb920a44c1bfd6b342d01838c1f1a34bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d311f3b3937046f1b4765b523862a08cb920a44c1bfd6b342d01838c1f1a34bf", kill_on_drop: false }`
[INFO] [stdout] d311f3b3937046f1b4765b523862a08cb920a44c1bfd6b342d01838c1f1a34bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84816dce24646ee45c66bd8a674c22dc3d7c872c4e00657a2c12eb917674d5d7
[INFO] running `Command { std: "docker" "start" "-a" "84816dce24646ee45c66bd8a674c22dc3d7c872c4e00657a2c12eb917674d5d7", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking fd-lock v3.0.8
[INFO] [stderr]     Checking rustyline v10.0.0
[INFO] [stderr]     Checking lisp_lang v0.1.0 (/opt/rustwide/workdir/lisp_lang)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> lisp_lang/src/evaluation/mod.rs:399:31
[INFO] [stdout]     |
[INFO] [stdout] 399 |     let (heads, tail) = values.clone().split_at(1);
[INFO] [stdout]     |                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[LispVal]` does not implement `Clone`, so calling `clone` on `&[LispVal]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `iterator_try_collect` is declared but not used
[INFO] [stdout]  --> lisp_lang/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_try_collect)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> lisp_lang/src/evaluation/mod.rs:399:31
[INFO] [stdout]     |
[INFO] [stdout] 399 |     let (heads, tail) = values.clone().split_at(1);
[INFO] [stdout]     |                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[LispVal]` does not implement `Clone`, so calling `clone` on `&[LispVal]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `iterator_try_collect` is declared but not used
[INFO] [stdout]  --> lisp_lang/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_try_collect)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lisp_repl v0.1.0 (/opt/rustwide/workdir/lisp_repl)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `Command { std: "docker" "inspect" "84816dce24646ee45c66bd8a674c22dc3d7c872c4e00657a2c12eb917674d5d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84816dce24646ee45c66bd8a674c22dc3d7c872c4e00657a2c12eb917674d5d7", kill_on_drop: false }`
[INFO] [stdout] 84816dce24646ee45c66bd8a674c22dc3d7c872c4e00657a2c12eb917674d5d7
