[INFO] cloning repository https://github.com/sa2taka/MakeALisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sa2taka/MakeALisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsa2taka%2FMakeALisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsa2taka%2FMakeALisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddc387a11c802898acde5168cdd36f467009c3f9
[INFO] checking sa2taka/MakeALisp against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsa2taka%2FMakeALisp" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sa2taka/MakeALisp on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sa2taka/MakeALisp
[INFO] finished tweaking git repo https://github.com/sa2taka/MakeALisp
[INFO] tweaked toml for git repo https://github.com/sa2taka/MakeALisp written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sa2taka/MakeALisp 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd-lock v3.0.4
[INFO] [stderr]   Downloaded clipboard-win v4.4.1
[INFO] [stderr]   Downloaded io-lifetimes v0.5.3
[INFO] [stderr]   Downloaded rustix v0.33.4
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.30.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.30.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.30.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.30.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.30.0
[INFO] [stderr]   Downloaded windows-sys v0.30.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7796558e2a25d009ef48a2a6b043746fdd4d1a73141368d3de1fb0bf50bf1731
[INFO] running `Command { std: "docker" "start" "-a" "7796558e2a25d009ef48a2a6b043746fdd4d1a73141368d3de1fb0bf50bf1731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7796558e2a25d009ef48a2a6b043746fdd4d1a73141368d3de1fb0bf50bf1731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7796558e2a25d009ef48a2a6b043746fdd4d1a73141368d3de1fb0bf50bf1731", kill_on_drop: false }`
[INFO] [stdout] 7796558e2a25d009ef48a2a6b043746fdd4d1a73141368d3de1fb0bf50bf1731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0123c8b055e8054c41a9adf79304978365737d31279a42b0d74d969b959462d
[INFO] running `Command { std: "docker" "start" "-a" "a0123c8b055e8054c41a9adf79304978365737d31279a42b0d74d969b959462d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling io-lifetimes v0.5.3
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustix v0.33.4
[INFO] [stderr]     Checking linux-raw-sys v0.0.42
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking fd-lock v3.0.4
[INFO] [stderr]     Checking rustyline v9.1.2
[INFO] [stderr]     Checking rust_mal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Nil` and `Func` are never constructed
[INFO] [stdout]   --> src/types.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum MalValue {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 12 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |   Func(Func),
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MalValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `apply` and `get_type` are never used
[INFO] [stdout]   --> src/types.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MalValue {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 35 |   pub fn apply(&self, args: Args) -> MalResult {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |   pub fn get_type(&self) -> &str {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]   --> src/types.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum MalValue {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 12 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MalValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]   --> src/types.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum MalValue {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 12 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MalValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Nil` and `Func` are never constructed
[INFO] [stdout]   --> src/types.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum MalValue {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 12 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |   Func(Func),
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MalValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `apply` and `get_type` are never used
[INFO] [stdout]   --> src/types.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MalValue {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 35 |   pub fn apply(&self, args: Args) -> MalResult {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |   pub fn get_type(&self) -> &str {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]   --> src/types.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum MalValue {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 12 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MalValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Nil` is never constructed
[INFO] [stdout]   --> src/types.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum MalValue {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 12 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MalValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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` profile [unoptimized + debuginfo] target(s) in 6.80s
[INFO] running `Command { std: "docker" "inspect" "a0123c8b055e8054c41a9adf79304978365737d31279a42b0d74d969b959462d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0123c8b055e8054c41a9adf79304978365737d31279a42b0d74d969b959462d", kill_on_drop: false }`
[INFO] [stdout] a0123c8b055e8054c41a9adf79304978365737d31279a42b0d74d969b959462d