[INFO] fetching crate lemurs-8080 0.5.1... [INFO] checking lemurs-8080-0.5.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate lemurs-8080 0.5.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate lemurs-8080 0.5.1 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] removed /workspace/builds/worker-6-tc1/source/rust-toolchain [INFO] started tweaking crates.io crate lemurs-8080 0.5.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate lemurs-8080 0.5.1 [INFO] tweaked toml for crates.io crate lemurs-8080 0.5.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [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 cruppers v0.5.0 [INFO] [stderr] Downloaded disclose v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7997d23c949aff30675b80cf32f05da488335904b7f85456a7fc2992633c101e [INFO] running `Command { std: "docker" "start" "-a" "7997d23c949aff30675b80cf32f05da488335904b7f85456a7fc2992633c101e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7997d23c949aff30675b80cf32f05da488335904b7f85456a7fc2992633c101e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7997d23c949aff30675b80cf32f05da488335904b7f85456a7fc2992633c101e", kill_on_drop: false }` [INFO] [stdout] 7997d23c949aff30675b80cf32f05da488335904b7f85456a7fc2992633c101e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e212531ffc3a413009ba1056a3398859177754e1c9556983952b7cf45acd2bb8 [INFO] running `Command { std: "docker" "start" "-a" "e212531ffc3a413009ba1056a3398859177754e1c9556983952b7cf45acd2bb8", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling lemurs-8080 v0.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling disclose v0.9.1 [INFO] [stdout] warning: unused imports: `array`, `result`, `slice`, `vec` [INFO] [stdout] --> src/lib.rs:37:24 [INFO] [stdout] | [INFO] [stdout] 37 | pub use std::{any, array, borrow, boxed, convert, fmt, num, ops, rc, result, slice, string, sync, vec}; [INFO] [stdout] | ^^^^^ ^^^^^^ ^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `boxed::Box`, `string::String` [INFO] [stdout] --> src/lib.rs:50:20 [INFO] [stdout] | [INFO] [stdout] 50 | pub use self::{boxed::Box, num::Wrapping, string::String, borrow::{Borrow, BorrowMut}, ops::{Deref, DerefMut, Index, IndexMut}}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/chip/execution/opcode/mod.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::prelude::{*, convert::TryFrom, fmt::UpperHex}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/core/src/prelude/mod.rs:65:30 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `execution::opcode` [INFO] [stdout] --> src/chip/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use execution::opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BorrowMut` is imported redundantly [INFO] [stdout] --> src/lib.rs:141:12 [INFO] [stdout] | [INFO] [stdout] 52 | use self::{prelude::*, rc::Rc}; [INFO] [stdout] | ---------- the item `BorrowMut` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use core::{borrow::BorrowMut, cell::RefCell, marker::PhantomData, ops::{Deref, DerefMut}}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Deref` is imported redundantly [INFO] [stdout] --> src/lib.rs:141:73 [INFO] [stdout] | [INFO] [stdout] 52 | use self::{prelude::*, rc::Rc}; [INFO] [stdout] | ---------- the item `Deref` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use core::{borrow::BorrowMut, cell::RefCell, marker::PhantomData, ops::{Deref, DerefMut}}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DerefMut` is imported redundantly [INFO] [stdout] --> src/lib.rs:141:80 [INFO] [stdout] | [INFO] [stdout] 52 | use self::{prelude::*, rc::Rc}; [INFO] [stdout] | ---------- the item `DerefMut` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use core::{borrow::BorrowMut, cell::RefCell, marker::PhantomData, ops::{Deref, DerefMut}}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `array`, `result`, `slice`, `vec` [INFO] [stdout] --> src/lib.rs:37:24 [INFO] [stdout] | [INFO] [stdout] 37 | pub use std::{any, array, borrow, boxed, convert, fmt, num, ops, rc, result, slice, string, sync, vec}; [INFO] [stdout] | ^^^^^ ^^^^^^ ^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `boxed::Box`, `string::String` [INFO] [stdout] --> src/lib.rs:50:20 [INFO] [stdout] | [INFO] [stdout] 50 | pub use self::{boxed::Box, num::Wrapping, string::String, borrow::{Borrow, BorrowMut}, ops::{Deref, DerefMut, Index, IndexMut}}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/chip/execution/opcode/mod.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::prelude::{*, convert::TryFrom, fmt::UpperHex}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/core/src/prelude/mod.rs:65:30 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `execution::opcode` [INFO] [stdout] --> src/chip/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use execution::opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BorrowMut` is imported redundantly [INFO] [stdout] --> src/lib.rs:141:12 [INFO] [stdout] | [INFO] [stdout] 52 | use self::{prelude::*, rc::Rc}; [INFO] [stdout] | ---------- the item `BorrowMut` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use core::{borrow::BorrowMut, cell::RefCell, marker::PhantomData, ops::{Deref, DerefMut}}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Deref` is imported redundantly [INFO] [stdout] --> src/lib.rs:141:73 [INFO] [stdout] | [INFO] [stdout] 52 | use self::{prelude::*, rc::Rc}; [INFO] [stdout] | ---------- the item `Deref` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use core::{borrow::BorrowMut, cell::RefCell, marker::PhantomData, ops::{Deref, DerefMut}}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DerefMut` is imported redundantly [INFO] [stdout] --> src/lib.rs:141:80 [INFO] [stdout] | [INFO] [stdout] 52 | use self::{prelude::*, rc::Rc}; [INFO] [stdout] | ---------- the item `DerefMut` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use core::{borrow::BorrowMut, cell::RefCell, marker::PhantomData, ops::{Deref, DerefMut}}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.96s [INFO] running `Command { std: "docker" "inspect" "e212531ffc3a413009ba1056a3398859177754e1c9556983952b7cf45acd2bb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e212531ffc3a413009ba1056a3398859177754e1c9556983952b7cf45acd2bb8", kill_on_drop: false }` [INFO] [stdout] e212531ffc3a413009ba1056a3398859177754e1c9556983952b7cf45acd2bb8