[INFO] cloning repository https://github.com/opitti/mapi [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/opitti/mapi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopitti%2Fmapi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopitti%2Fmapi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ad581d7633710c02957b0a4d5727f5e88e6601ed [INFO] checking opitti/mapi against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopitti%2Fmapi" "/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/opitti/mapi 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/opitti/mapi [INFO] finished tweaking git repo https://github.com/opitti/mapi [INFO] tweaked toml for git repo https://github.com/opitti/mapi written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/opitti/mapi 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] 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] 1836314f82a7d8eeb0b31c9743dba8634ab3df7a33a4b7bd7620a5fc3d0405cb [INFO] running `Command { std: "docker" "start" "-a" "1836314f82a7d8eeb0b31c9743dba8634ab3df7a33a4b7bd7620a5fc3d0405cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1836314f82a7d8eeb0b31c9743dba8634ab3df7a33a4b7bd7620a5fc3d0405cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1836314f82a7d8eeb0b31c9743dba8634ab3df7a33a4b7bd7620a5fc3d0405cb", kill_on_drop: false }` [INFO] [stdout] 1836314f82a7d8eeb0b31c9743dba8634ab3df7a33a4b7bd7620a5fc3d0405cb [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] 8dfb51a3b3a824301bd42064bfb451f2789bd6fd40bf23cd1565a447c3d120ad [INFO] running `Command { std: "docker" "start" "-a" "8dfb51a3b3a824301bd42064bfb451f2789bd6fd40bf23cd1565a447c3d120ad", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling tokio v1.12.0 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking futures-sink v0.3.17 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking http v0.2.5 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking http-body v0.4.3 [INFO] [stderr] Compiling tokio-macros v1.5.0 [INFO] [stderr] Compiling derive-macro v0.1.0 (/opt/rustwide/workdir/derive-macro) [INFO] [stdout] warning: the item `proc_macro` is imported redundantly [INFO] [stdout] --> derive-macro/src/lib.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | use proc_macro::{self, TokenStream}; [INFO] [stdout] | ^^^^ the item `proc_macro` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-util v0.6.8 [INFO] [stderr] Checking h2 v0.3.6 [INFO] [stderr] Checking hyper v0.14.13 [INFO] [stderr] Checking rp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `futures_util::TryStreamExt` [INFO] [stdout] --> src/rp2.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures_util::TryStreamExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Method`, `StatusCode` [INFO] [stdout] --> src/rp2.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | use hyper::{Body, Method, Request, Response, Server, StatusCode}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/main.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 31 | let mut a=9; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rp2.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut path : Vec<&str> = req.uri().path().split("/").collect(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `demo` [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let demo=H{}; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_demo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `my_string`, `my_enum`, and `my_number` are never read [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct MyStruct { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 9 | my_string: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | my_enum: MyEnum, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 11 | my_number: f64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/main.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | struct MyTupleStruct(u32, String, i8); [INFO] [stdout] | ------------- ^^^ ^^^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [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] 15 | struct MyTupleStruct((), (), ()); [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `VariantA` and `VariantB` are never constructed [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | enum MyEnum { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 19 | VariantA, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 20 | VariantB, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures_util::TryStreamExt` [INFO] [stdout] --> src/rp2.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures_util::TryStreamExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `unsigned` and `signed` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 24 | union MyUnion { [INFO] [stdout] | ------- fields in this union [INFO] [stdout] 25 | unsigned: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 26 | signed: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Method`, `StatusCode` [INFO] [stdout] --> src/rp2.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | use hyper::{Body, Method, Request, Response, Server, StatusCode}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/main.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 31 | let mut a=9; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `demo` [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let demo=H{}; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_demo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `my_string`, `my_enum`, and `my_number` are never read [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct MyStruct { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 9 | my_string: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | my_enum: MyEnum, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 11 | my_number: f64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/main.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | struct MyTupleStruct(u32, String, i8); [INFO] [stdout] | ------------- ^^^ ^^^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [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] 15 | struct MyTupleStruct((), (), ()); [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `VariantA` and `VariantB` are never constructed [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | enum MyEnum { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 19 | VariantA, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 20 | VariantB, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `unsigned` and `signed` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 24 | union MyUnion { [INFO] [stdout] | ------- fields in this union [INFO] [stdout] 25 | unsigned: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 26 | signed: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rp2.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut path : Vec<&str> = req.uri().path().split("/").collect(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.08s [INFO] running `Command { std: "docker" "inspect" "8dfb51a3b3a824301bd42064bfb451f2789bd6fd40bf23cd1565a447c3d120ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dfb51a3b3a824301bd42064bfb451f2789bd6fd40bf23cd1565a447c3d120ad", kill_on_drop: false }` [INFO] [stdout] 8dfb51a3b3a824301bd42064bfb451f2789bd6fd40bf23cd1565a447c3d120ad