[INFO] cloning repository https://github.com/timmyjose-study/rust-mastery [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timmyjose-study/rust-mastery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-study%2Frust-mastery", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-study%2Frust-mastery'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4fa014b921b4c7539bbe83268bfcc8b1c9de952d [INFO] checking timmyjose-study/rust-mastery against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-study%2Frust-mastery" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/timmyjose-study/rust-mastery [INFO] finished tweaking git repo https://github.com/timmyjose-study/rust-mastery [INFO] tweaked toml for git repo https://github.com/timmyjose-study/rust-mastery written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/timmyjose-study/rust-mastery on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/timmyjose-study/rust-mastery 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81f8b4cc24a83d519f2fad17993d67871e4b0655e37a1dafc5a530181caf85a4 [INFO] running `Command { std: "docker" "start" "-a" "81f8b4cc24a83d519f2fad17993d67871e4b0655e37a1dafc5a530181caf85a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81f8b4cc24a83d519f2fad17993d67871e4b0655e37a1dafc5a530181caf85a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81f8b4cc24a83d519f2fad17993d67871e4b0655e37a1dafc5a530181caf85a4", kill_on_drop: false }` [INFO] [stdout] 81f8b4cc24a83d519f2fad17993d67871e4b0655e37a1dafc5a530181caf85a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42bfbdfeed25c8a2bc1849306ed6efd2b09a811c3a05edbe37eefde8806886e8 [INFO] running `Command { std: "docker" "start" "-a" "42bfbdfeed25c8a2bc1849306ed6efd2b09a811c3a05edbe37eefde8806886e8", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking async-lock v2.5.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro) [INFO] [stderr] Checking too-many-linked-lists v0.1.0 (/opt/rustwide/workdir/too-many-linked-lists) [INFO] [stderr] Checking calling-c-from-rust v0.1.0 (/opt/rustwide/workdir/calling-c-from-rust) [INFO] [stderr] Checking interior-mutability v0.1.0 (/opt/rustwide/workdir/interior-mutability) [INFO] [stderr] Checking calling-rust-from-c v0.1.0 (/opt/rustwide/workdir/calling-rust-from-c) [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> interior-mutability/src/cell.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> interior-mutability/src/cell.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> interior-mutability/src/cell.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> interior-mutability/src/rc.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> interior-mutability/src/rc.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> interior-mutability/src/sync.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> interior-mutability/src/sync.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> interior-mutability/src/sync.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> interior-mutability/src/cell.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> interior-mutability/src/cell.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 13 | impl Person { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 14 | pub fn new(name: &str, age: u16) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `birthday` is never used [INFO] [stdout] --> interior-mutability/src/cell.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn birthday(p: &Person) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn peek_front(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 101 | pub fn peek_front(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:107:27 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn peek_front_mut(&self) -> Option> { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 107 | pub fn peek_front_mut(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:113:22 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn peek_back(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 113 | pub fn peek_back(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:119:26 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn peek_back_mut(&self) -> Option> { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 119 | pub fn peek_back_mut(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn peek_front(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 101 | pub fn peek_front(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> interior-mutability/src/cell.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 8 | struct Person { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 9 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` 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: field `edges` is never read [INFO] [stdout] --> interior-mutability/src/cell.rs:72:17 [INFO] [stdout] | [INFO] [stdout] 71 | struct Graph { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 72 | edges: Vec<(i32, i32)>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ArCee` is never constructed [INFO] [stdout] --> interior-mutability/src/cell.rs:98:20 [INFO] [stdout] | [INFO] [stdout] 98 | struct ArCee { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ArCeeBox` is never constructed [INFO] [stdout] --> interior-mutability/src/cell.rs:103:20 [INFO] [stdout] | [INFO] [stdout] 103 | struct ArCeeBox { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ArCeeBoxPtr` is never used [INFO] [stdout] --> interior-mutability/src/cell.rs:119:19 [INFO] [stdout] | [INFO] [stdout] 119 | trait ArCeeBoxPtr { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> interior-mutability/src/rc.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 16 | struct Owner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 17 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Owner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> interior-mutability/src/rc.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 21 | struct Gadget { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 22 | id: i32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Gadget` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> interior-mutability/src/rc.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 47 | struct Owner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 48 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Owner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `owner` are never read [INFO] [stdout] --> interior-mutability/src/rc.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 53 | struct Gadget { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 54 | id: i32, [INFO] [stdout] | ^^ [INFO] [stdout] 55 | owner: Rc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Gadget` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:107:27 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn peek_front_mut(&self) -> Option> { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 107 | pub fn peek_front_mut(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:113:22 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn peek_back(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 113 | pub fn peek_back(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> too-many-linked-lists/src/fourth.rs:119:26 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn peek_back_mut(&self) -> Option> { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 119 | pub fn peek_back_mut(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Checking quote v1.0.18 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Checking hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive) [INFO] [stderr] Checking single_command v0.1.0 (/opt/rustwide/workdir/single_command) [INFO] [stdout] error[E0532]: cannot match against a tuple struct which contains private fields [INFO] [stdout] --> single_command/src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | if let Ident(id) = tt.next() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: constructor is not visible here due to private fields [INFO] [stdout] --> single_command/src/lib.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | if let Ident(id) = tt.next() { [INFO] [stdout] | ^^ private field [INFO] [stdout] help: consider importing one of these tuple variants instead [INFO] [stdout] | [INFO] [stdout] 1 + use crate::syn::Pat::Ident; [INFO] [stdout] | [INFO] [stdout] 1 + use proc_macro::TokenTree::Ident; [INFO] [stdout] | [INFO] [stdout] 1 + use syn::Pat::Ident; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0532]: cannot match against a tuple struct which contains private fields [INFO] [stdout] --> single_command/src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | if let Ident(id) = tt.next() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: constructor is not visible here due to private fields [INFO] [stdout] --> single_command/src/lib.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | if let Ident(id) = tt.next() { [INFO] [stdout] | ^^ private field [INFO] [stdout] help: consider importing one of these tuple variants instead [INFO] [stdout] | [INFO] [stdout] 1 + use crate::syn::Pat::Ident; [INFO] [stdout] | [INFO] [stdout] 1 + use proc_macro::TokenTree::Ident; [INFO] [stdout] | [INFO] [stdout] 1 + use syn::Pat::Ident; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0532]: cannot match against a tuple struct which contains private fields [INFO] [stdout] --> single_command/src/lib.rs:11:20 [INFO] [stdout] | [INFO] [stdout] 11 | if let Literal(string) = tt.next() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: constructor is not visible here due to private fields [INFO] [stdout] --> single_command/src/lib.rs:11:28 [INFO] [stdout] | [INFO] [stdout] 11 | if let Literal(string) = tt.next() { [INFO] [stdout] | ^^^^^^ private field [INFO] [stdout] help: consider importing this tuple variant instead [INFO] [stdout] | [INFO] [stdout] 1 + use proc_macro::TokenTree::Literal; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0532]: cannot match against a tuple struct which contains private fields [INFO] [stdout] --> single_command/src/lib.rs:11:20 [INFO] [stdout] | [INFO] [stdout] 11 | if let Literal(string) = tt.next() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: constructor is not visible here due to private fields [INFO] [stdout] --> single_command/src/lib.rs:11:28 [INFO] [stdout] | [INFO] [stdout] 11 | if let Literal(string) = tt.next() { [INFO] [stdout] | ^^^^^^ private field [INFO] [stdout] help: consider importing this tuple variant instead [INFO] [stdout] | [INFO] [stdout] 1 + use proc_macro::TokenTree::Literal; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `syn` [INFO] [stdout] --> single_command/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use syn; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `syn` [INFO] [stdout] --> single_command/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use syn; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0532`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0532`. [INFO] [stdout] [INFO] [stderr] error: could not compile `single_command` (lib test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `single_command` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "42bfbdfeed25c8a2bc1849306ed6efd2b09a811c3a05edbe37eefde8806886e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42bfbdfeed25c8a2bc1849306ed6efd2b09a811c3a05edbe37eefde8806886e8", kill_on_drop: false }` [INFO] [stdout] 42bfbdfeed25c8a2bc1849306ed6efd2b09a811c3a05edbe37eefde8806886e8