[INFO] cloning repository https://github.com/sunjay/lion [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunjay/lion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Flion", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Flion'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 97daa3de1a7e7714432c2a6d04b11a0ce35d4ec8 [INFO] checking sunjay/lion against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Flion" "/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/sunjay/lion 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/sunjay/lion [INFO] finished tweaking git repo https://github.com/sunjay/lion [INFO] tweaked toml for git repo https://github.com/sunjay/lion written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sunjay/lion 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mortal v0.2.0 [INFO] [stderr] Downloaded ctor v0.1.9 [INFO] [stderr] Downloaded proc-macro2 v0.4.29 [INFO] [stderr] Downloaded nom_locate v0.3.1 [INFO] [stderr] Downloaded terminfo v0.6.1 [INFO] [stderr] Downloaded smallstr v0.1.0 [INFO] [stderr] Downloaded linefeed v0.6.0 [INFO] [stderr] Downloaded num-bigint v0.2.2 [INFO] [stderr] Downloaded bigdecimal v0.1.0 [INFO] [stderr] Downloaded libc v0.2.53 [INFO] [stderr] Downloaded backtrace v0.3.15 [INFO] [stderr] Downloaded cc v1.0.35 [INFO] [stderr] Downloaded syn v0.15.33 [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] 8dc6d6674711844ef3bafc71f78cb9da1eddba3e8560d782fbbd0f903dab9136 [INFO] running `Command { std: "docker" "start" "-a" "8dc6d6674711844ef3bafc71f78cb9da1eddba3e8560d782fbbd0f903dab9136", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8dc6d6674711844ef3bafc71f78cb9da1eddba3e8560d782fbbd0f903dab9136", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dc6d6674711844ef3bafc71f78cb9da1eddba3e8560d782fbbd0f903dab9136", kill_on_drop: false }` [INFO] [stdout] 8dc6d6674711844ef3bafc71f78cb9da1eddba3e8560d782fbbd0f903dab9136 [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] a895ab333b2ac8eadb74f996b2a2e06f7dff98ff2693b5af0f4b36f34fde5fb4 [INFO] running `Command { std: "docker" "start" "-a" "a895ab333b2ac8eadb74f996b2a2e06f7dff98ff2693b5af0f4b36f34fde5fb4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.53 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking bytecount v0.3.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking smallstr v0.1.0 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking nom_locate v0.3.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling terminfo v0.6.1 [INFO] [stderr] Checking bigdecimal v0.1.0 [INFO] [stderr] Checking mortal v0.2.0 [INFO] [stderr] Checking linefeed v0.6.0 [INFO] [stderr] Checking lion v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Span` is imported redundantly [INFO] [stdout] --> src/interpreter.rs:645:52 [INFO] [stdout] | [INFO] [stdout] 643 | use super::*; [INFO] [stdout] | -------- the item `Span` is already imported here [INFO] [stdout] 644 | use nom::{Err::Error, Context::Code}; [INFO] [stdout] 645 | use crate::parser::{parse_program, parse_expr, Span}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `end` is never read [INFO] [stdout] --> src/unit_graph.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct ConversionPath { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 23 | start: CanonicalUnit, [INFO] [stdout] 24 | end: CanonicalUnit, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConversionPath` 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: field `span` is never read [INFO] [stdout] --> src/symbols.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 10 | Constant { [INFO] [stdout] | -------- field in this variant [INFO] [stdout] 11 | value: Number, [INFO] [stdout] 12 | span: Span<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/symbols.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | Function(Function<'a>, Span<'a>), [INFO] [stdout] | -------- ^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 14 | Function((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `end` is never read [INFO] [stdout] --> src/unit_graph.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct ConversionPath { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 23 | start: CanonicalUnit, [INFO] [stdout] 24 | end: CanonicalUnit, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConversionPath` 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: field `span` is never read [INFO] [stdout] --> src/symbols.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 10 | Constant { [INFO] [stdout] | -------- field in this variant [INFO] [stdout] 11 | value: Number, [INFO] [stdout] 12 | span: Span<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/symbols.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | Function(Function<'a>, Span<'a>), [INFO] [stdout] | -------- ^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 14 | Function((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used [INFO] [stdout] --> src/ast.rs:238:9 [INFO] [stdout] | [INFO] [stdout] 238 | UnitName::from(""); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 238 | let _ = UnitName::from(""); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used [INFO] [stdout] --> src/ast.rs:244:9 [INFO] [stdout] | [INFO] [stdout] 244 | UnitName::from("_"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 244 | let _ = UnitName::from("_"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.29s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, terminfo v0.6.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "a895ab333b2ac8eadb74f996b2a2e06f7dff98ff2693b5af0f4b36f34fde5fb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a895ab333b2ac8eadb74f996b2a2e06f7dff98ff2693b5af0f4b36f34fde5fb4", kill_on_drop: false }` [INFO] [stdout] a895ab333b2ac8eadb74f996b2a2e06f7dff98ff2693b5af0f4b36f34fde5fb4 [INFO] checking sunjay/lion against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Flion" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunjay/lion on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sunjay/lion [INFO] finished tweaking git repo https://github.com/sunjay/lion [INFO] tweaked toml for git repo https://github.com/sunjay/lion written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sunjay/lion 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 829031f9cb227c85d8e50e06e66e98764f0491bb193e567a6179ab2f67ef8a15 [INFO] running `Command { std: "docker" "start" "-a" "829031f9cb227c85d8e50e06e66e98764f0491bb193e567a6179ab2f67ef8a15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "829031f9cb227c85d8e50e06e66e98764f0491bb193e567a6179ab2f67ef8a15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "829031f9cb227c85d8e50e06e66e98764f0491bb193e567a6179ab2f67ef8a15", kill_on_drop: false }` [INFO] [stdout] 829031f9cb227c85d8e50e06e66e98764f0491bb193e567a6179ab2f67ef8a15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bb19f44437a888eac8d0a6e15a3ac03eb049e43b995b889bed68dbdae39c142 [INFO] running `Command { std: "docker" "start" "-a" "0bb19f44437a888eac8d0a6e15a3ac03eb049e43b995b889bed68dbdae39c142", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.53 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking bytecount v0.3.2 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking smallstr v0.1.0 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking nom_locate v0.3.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling terminfo v0.6.1 [INFO] [stderr] Checking bigdecimal v0.1.0 [INFO] [stderr] Checking mortal v0.2.0 [INFO] [stderr] Checking linefeed v0.6.0 [INFO] [stderr] Checking lion v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Span` is imported redundantly [INFO] [stdout] --> src/interpreter.rs:645:52 [INFO] [stdout] | [INFO] [stdout] 643 | use super::*; [INFO] [stdout] | -------- the item `Span` is already imported here [INFO] [stdout] 644 | use nom::{Err::Error, Context::Code}; [INFO] [stdout] 645 | use crate::parser::{parse_program, parse_expr, Span}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `end` is never read [INFO] [stdout] --> src/unit_graph.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct ConversionPath { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 23 | start: CanonicalUnit, [INFO] [stdout] 24 | end: CanonicalUnit, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConversionPath` 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: field `span` is never read [INFO] [stdout] --> src/symbols.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 10 | Constant { [INFO] [stdout] | -------- field in this variant [INFO] [stdout] 11 | value: Number, [INFO] [stdout] 12 | span: Span<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/symbols.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | Function(Function<'a>, Span<'a>), [INFO] [stdout] | -------- ^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 14 | Function((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `end` is never read [INFO] [stdout] --> src/unit_graph.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct ConversionPath { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 23 | start: CanonicalUnit, [INFO] [stdout] 24 | end: CanonicalUnit, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConversionPath` 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: field `span` is never read [INFO] [stdout] --> src/symbols.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 10 | Constant { [INFO] [stdout] | -------- field in this variant [INFO] [stdout] 11 | value: Number, [INFO] [stdout] 12 | span: Span<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/symbols.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | Function(Function<'a>, Span<'a>), [INFO] [stdout] | -------- ^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 14 | Function((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used [INFO] [stdout] --> src/ast.rs:238:9 [INFO] [stdout] | [INFO] [stdout] 238 | UnitName::from(""); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 238 | let _ = UnitName::from(""); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used [INFO] [stdout] --> src/ast.rs:244:9 [INFO] [stdout] | [INFO] [stdout] 244 | UnitName::from("_"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 244 | let _ = UnitName::from("_"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.52s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, terminfo v0.6.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "0bb19f44437a888eac8d0a6e15a3ac03eb049e43b995b889bed68dbdae39c142", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bb19f44437a888eac8d0a6e15a3ac03eb049e43b995b889bed68dbdae39c142", kill_on_drop: false }` [INFO] [stdout] 0bb19f44437a888eac8d0a6e15a3ac03eb049e43b995b889bed68dbdae39c142