[INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-push.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/pre-push.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-push.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/pre-push.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/update.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/update.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/update.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/update.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/update.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/update.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-receive.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/pre-receive.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-receive.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/pre-receive.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/fsmonitor-watchman.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/fsmonitor-watchman.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/prepare-commit-msg.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/prepare-commit-msg.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/prepare-commit-msg.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/prepare-commit-msg.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/hooks/: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/info/exclude' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano/info/exclude': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/seansiddens/Nano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seansiddens/Nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7d9faef287f0b003cd6e955d311e30b37328d0e6 [INFO] testing seansiddens/Nano against master#1ddedbaa5919b7b3e70d984660e21e844c615c97 for pr-128400 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/seansiddens/Nano on toolchain 1ddedbaa5919b7b3e70d984660e21e844c615c97 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/seansiddens/Nano [INFO] finished tweaking git repo https://github.com/seansiddens/Nano [INFO] tweaked toml for git repo https://github.com/seansiddens/Nano written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/seansiddens/Nano 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" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [ERROR] this task or one of its parent failed! [ERROR] No space left on device (os error 28) [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing seansiddens/Nano against try#33f1d8bb92813a1bfc23c093c9f443ab09290307 for pr-128400 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseansiddens%2FNano" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/seansiddens/Nano on toolchain 33f1d8bb92813a1bfc23c093c9f443ab09290307 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/seansiddens/Nano [INFO] finished tweaking git repo https://github.com/seansiddens/Nano [INFO] tweaked toml for git repo https://github.com/seansiddens/Nano written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/seansiddens/Nano 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" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b26cf45d7b8e7664fe8d5b13f58e2fc2abe1efc71333cc0e4010e8cd7eaf3f9a [INFO] running `Command { std: "docker" "start" "-a" "b26cf45d7b8e7664fe8d5b13f58e2fc2abe1efc71333cc0e4010e8cd7eaf3f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b26cf45d7b8e7664fe8d5b13f58e2fc2abe1efc71333cc0e4010e8cd7eaf3f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b26cf45d7b8e7664fe8d5b13f58e2fc2abe1efc71333cc0e4010e8cd7eaf3f9a", kill_on_drop: false }` [INFO] [stdout] b26cf45d7b8e7664fe8d5b13f58e2fc2abe1efc71333cc0e4010e8cd7eaf3f9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee2de39fe5e4796d1152b13b5ca9df14e489f2481b142c45b918e50248cf325a [INFO] running `Command { std: "docker" "start" "-a" "ee2de39fe5e4796d1152b13b5ca9df14e489f2481b142c45b918e50248cf325a", kill_on_drop: false }` [INFO] [stderr] Compiling nano v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/types.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/types.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum Binop { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 7 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | Minus, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | Mul, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | Div, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | Eq, [INFO] [stdout] | ^^ [INFO] [stdout] 12 | Ne, [INFO] [stdout] | ^^ [INFO] [stdout] 13 | Lt, [INFO] [stdout] | ^^ [INFO] [stdout] 14 | Le, [INFO] [stdout] | ^^ [INFO] [stdout] 15 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 16 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 17 | Cons, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Binop` 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: multiple variants are never constructed [INFO] [stdout] --> src/types.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub enum Expr { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 45 | EInt(i64), [INFO] [stdout] | ^^^^ [INFO] [stdout] 46 | EBool(bool), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 47 | ENil, [INFO] [stdout] | ^^^^ [INFO] [stdout] 48 | EVar(Id), [INFO] [stdout] | ^^^^ [INFO] [stdout] 49 | EBin(Binop, Box, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] 50 | EIf(Box, Box, Box), [INFO] [stdout] | ^^^ [INFO] [stdout] 51 | ELet(Id, Box, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] 52 | EApp(Box, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] 53 | ELam(Id, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/types.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 90 | pub enum Value { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 91 | VInt(i64), [INFO] [stdout] | ^^^^ [INFO] [stdout] 92 | VBool(bool), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 93 | VClos(Env, Id, Expr), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 94 | VNil, [INFO] [stdout] | ^^^^ [INFO] [stdout] 95 | VPair(Box, Box), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 96 | VErr(String), [INFO] [stdout] | ^^^^ [INFO] [stdout] 97 | VPrim(fn(Value) -> Value), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `TypeEnv` is never used [INFO] [stdout] --> src/types.rs:145:10 [INFO] [stdout] | [INFO] [stdout] 145 | pub type TypeEnv = HashMap; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Subst` is never used [INFO] [stdout] --> src/types.rs:148:10 [INFO] [stdout] | [INFO] [stdout] 148 | pub type Subst = HashMap; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `TInt`, `TBool`, `TFunction`, `TVar`, and `TList` are never constructed [INFO] [stdout] --> src/types.rs:152:5 [INFO] [stdout] | [INFO] [stdout] 151 | pub enum Type { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 152 | TInt, // Int [INFO] [stdout] | ^^^^ [INFO] [stdout] 153 | TBool, // Bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] 154 | TFunction(Box, Box), // function type: T1 -> T2 [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 155 | TVar(TVar), // type variable: a, b, c [INFO] [stdout] | ^^^^ [INFO] [stdout] 156 | TList(Box), // list type: [T] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Type` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Mono` and `Forall` are never constructed [INFO] [stdout] --> src/types.rs:161:5 [INFO] [stdout] | [INFO] [stdout] 160 | pub enum Poly { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 161 | Mono(Type), // mono-type [INFO] [stdout] | ^^^^ [INFO] [stdout] 162 | Forall(TVar, Box), // Polymorphic type [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Poly` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lookup_id` is never used [INFO] [stdout] --> src/eval.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn lookup_id(env: &Env, id: &Id) -> Value { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `extend_env` is never used [INFO] [stdout] --> src/eval.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn extend_env(env: &mut Env, id: &Id, val: &Value) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval` is never used [INFO] [stdout] --> src/eval.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn eval(env: Env, e: Expr) -> Value { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval_op` is never used [INFO] [stdout] --> src/eval.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn eval_op(binop: Binop, val1: Value, val2: Value) -> Value { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `HasTVars` is never used [INFO] [stdout] --> src/typecheck.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | trait HasTVars { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "ee2de39fe5e4796d1152b13b5ca9df14e489f2481b142c45b918e50248cf325a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee2de39fe5e4796d1152b13b5ca9df14e489f2481b142c45b918e50248cf325a", kill_on_drop: false }` [INFO] [stdout] ee2de39fe5e4796d1152b13b5ca9df14e489f2481b142c45b918e50248cf325a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59828f5630d1efa3bd2e664e2ce4ccdb5ced0d901bcaa4b4cfb5a69b4304c66e [INFO] running `Command { std: "docker" "start" "-a" "59828f5630d1efa3bd2e664e2ce4ccdb5ced0d901bcaa4b4cfb5a69b4304c66e", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/types.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/types.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum Binop { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 7 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | Minus, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | Mul, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | Div, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | Eq, [INFO] [stdout] | ^^ [INFO] [stdout] 12 | Ne, [INFO] [stdout] | ^^ [INFO] [stdout] 13 | Lt, [INFO] [stdout] | ^^ [INFO] [stdout] 14 | Le, [INFO] [stdout] | ^^ [INFO] [stdout] 15 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 16 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 17 | Cons, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Binop` 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: multiple variants are never constructed [INFO] [stdout] --> src/types.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub enum Expr { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 45 | EInt(i64), [INFO] [stdout] | ^^^^ [INFO] [stdout] 46 | EBool(bool), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 47 | ENil, [INFO] [stdout] | ^^^^ [INFO] [stdout] 48 | EVar(Id), [INFO] [stdout] | ^^^^ [INFO] [stdout] 49 | EBin(Binop, Box, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] 50 | EIf(Box, Box, Box), [INFO] [stdout] | ^^^ [INFO] [stdout] 51 | ELet(Id, Box, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] 52 | EApp(Box, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] 53 | ELam(Id, Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/types.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 90 | pub enum Value { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 91 | VInt(i64), [INFO] [stdout] | ^^^^ [INFO] [stdout] 92 | VBool(bool), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 93 | VClos(Env, Id, Expr), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 94 | VNil, [INFO] [stdout] | ^^^^ [INFO] [stdout] 95 | VPair(Box, Box), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 96 | VErr(String), [INFO] [stdout] | ^^^^ [INFO] [stdout] 97 | VPrim(fn(Value) -> Value), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `TypeEnv` is never used [INFO] [stdout] --> src/types.rs:145:10 [INFO] [stdout] | [INFO] [stdout] 145 | pub type TypeEnv = HashMap; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Subst` is never used [INFO] [stdout] --> src/types.rs:148:10 [INFO] [stdout] | [INFO] [stdout] 148 | pub type Subst = HashMap; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `TInt`, `TBool`, `TFunction`, `TVar`, and `TList` are never constructed [INFO] [stdout] --> src/types.rs:152:5 [INFO] [stdout] | [INFO] [stdout] 151 | pub enum Type { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 152 | TInt, // Int [INFO] [stdout] | ^^^^ [INFO] [stdout] 153 | TBool, // Bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] 154 | TFunction(Box, Box), // function type: T1 -> T2 [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 155 | TVar(TVar), // type variable: a, b, c [INFO] [stdout] | ^^^^ [INFO] [stdout] 156 | TList(Box), // list type: [T] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Type` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Mono` and `Forall` are never constructed [INFO] [stdout] --> src/types.rs:161:5 [INFO] [stdout] | [INFO] [stdout] 160 | pub enum Poly { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 161 | Mono(Type), // mono-type [INFO] [stdout] | ^^^^ [INFO] [stdout] 162 | Forall(TVar, Box), // Polymorphic type [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Poly` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lookup_id` is never used [INFO] [stdout] --> src/eval.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn lookup_id(env: &Env, id: &Id) -> Value { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nano v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `extend_env` is never used [INFO] [stdout] --> src/eval.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn extend_env(env: &mut Env, id: &Id, val: &Value) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval` is never used [INFO] [stdout] --> src/eval.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn eval(env: Env, e: Expr) -> Value { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval_op` is never used [INFO] [stdout] --> src/eval.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn eval_op(binop: Binop, val1: Value, val2: Value) -> Value { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `HasTVars` is never used [INFO] [stdout] --> src/typecheck.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | trait HasTVars { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/nano-868fd5c0c3999109/invoked.timestamp` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] running `Command { std: "docker" "inspect" "59828f5630d1efa3bd2e664e2ce4ccdb5ced0d901bcaa4b4cfb5a69b4304c66e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59828f5630d1efa3bd2e664e2ce4ccdb5ced0d901bcaa4b4cfb5a69b4304c66e", kill_on_drop: false }` [INFO] [stdout] 59828f5630d1efa3bd2e664e2ce4ccdb5ced0d901bcaa4b4cfb5a69b4304c66e