[INFO] cloning repository https://github.com/luisvgs/pure [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luisvgs/pure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisvgs%2Fpure", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisvgs%2Fpure'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8a7df373b13e9c555cbc53985087693066a1db61 [INFO] checking luisvgs/pure against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisvgs%2Fpure" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luisvgs/pure on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luisvgs/pure [INFO] finished tweaking git repo https://github.com/luisvgs/pure [INFO] tweaked toml for git repo https://github.com/luisvgs/pure written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/luisvgs/pure 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded phf_codegen v0.11.2 [INFO] [stderr] Downloaded phf_shared v0.11.2 [INFO] [stderr] Downloaded linefeed v0.6.0 [INFO] [stderr] Downloaded phf v0.11.2 [INFO] [stderr] Downloaded smallstr v0.2.0 [INFO] [stderr] Downloaded bitflags v2.3.2 [INFO] [stderr] Downloaded phf_generator v0.11.2 [INFO] [stderr] Downloaded rust-argon2 v0.8.3 [INFO] [stderr] Downloaded dirs v1.0.5 [INFO] [stderr] Downloaded blake2b_simd v0.5.11 [INFO] [stderr] Downloaded mortal v0.2.4 [INFO] [stderr] Downloaded redox_users v0.3.5 [INFO] [stderr] Downloaded terminfo v0.8.0 [INFO] [stderr] Downloaded syn v2.0.22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7885f2781c0835f646cd8362683e2b091f9e0150f56d5e759bccf98f1a165b4a [INFO] running `Command { std: "docker" "start" "-a" "7885f2781c0835f646cd8362683e2b091f9e0150f56d5e759bccf98f1a165b4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7885f2781c0835f646cd8362683e2b091f9e0150f56d5e759bccf98f1a165b4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7885f2781c0835f646cd8362683e2b091f9e0150f56d5e759bccf98f1a165b4a", kill_on_drop: false }` [INFO] [stdout] 7885f2781c0835f646cd8362683e2b091f9e0150f56d5e759bccf98f1a165b4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 530e143e17dafa9cfe182893b900a5cf6e62dedd99dfa5462529d9a4a1f5dc8e [INFO] running `Command { std: "docker" "start" "-a" "530e143e17dafa9cfe182893b900a5cf6e62dedd99dfa5462529d9a4a1f5dc8e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking bitflags v2.3.2 [INFO] [stderr] Checking smallstr v0.2.0 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking phf_shared v0.11.2 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling phf_codegen v0.11.2 [INFO] [stderr] Compiling terminfo v0.8.0 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Checking mortal v0.2.4 [INFO] [stderr] Checking linefeed v0.6.0 [INFO] [stderr] Checking pure v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `env` [INFO] [stdout] --> src/eval.rs:218:37 [INFO] [stdout] | [INFO] [stdout] 218 | pub fn eval_quote(list: &Vec, env: &mut Rc>) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parent` is never read [INFO] [stdout] --> src/env.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Env { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 7 | pub parent: Option>>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Env` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `env` [INFO] [stdout] --> src/eval.rs:218:37 [INFO] [stdout] | [INFO] [stdout] 218 | pub fn eval_quote(list: &Vec, env: &mut Rc>) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parent` is never read [INFO] [stdout] --> src/env.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Env { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 7 | pub parent: Option>>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Env` has a derived impl for the trait `Debug`, but this is 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.74s [INFO] running `Command { std: "docker" "inspect" "530e143e17dafa9cfe182893b900a5cf6e62dedd99dfa5462529d9a4a1f5dc8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "530e143e17dafa9cfe182893b900a5cf6e62dedd99dfa5462529d9a4a1f5dc8e", kill_on_drop: false }` [INFO] [stdout] 530e143e17dafa9cfe182893b900a5cf6e62dedd99dfa5462529d9a4a1f5dc8e