[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 master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-study%2Frust-mastery" "/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/timmyjose-study/rust-mastery on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-2-tc1/source/Cargo.toml [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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] 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0688a21e1524036b9e0fff94ff7f74a12b63a0785fbafd1cef54f400b25907e [INFO] running `Command { std: "docker" "start" "-a" "d0688a21e1524036b9e0fff94ff7f74a12b63a0785fbafd1cef54f400b25907e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0688a21e1524036b9e0fff94ff7f74a12b63a0785fbafd1cef54f400b25907e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0688a21e1524036b9e0fff94ff7f74a12b63a0785fbafd1cef54f400b25907e", kill_on_drop: false }` [INFO] [stdout] d0688a21e1524036b9e0fff94ff7f74a12b63a0785fbafd1cef54f400b25907e [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3595f07ddbbefbfc726e0900969cd03bbfa244131ec4317a164fb53a064cfab [INFO] running `Command { std: "docker" "start" "-a" "c3595f07ddbbefbfc726e0900969cd03bbfa244131ec4317a164fb53a064cfab", 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 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 waker-fn v1.1.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking async-mutex 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 calling-rust-from-c v0.1.0 (/opt/rustwide/workdir/calling-rust-from-c) [INFO] [stderr] Checking interior-mutability v0.1.0 (/opt/rustwide/workdir/interior-mutability) [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] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking quote v1.0.18 [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 items 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 items 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] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0532`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [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 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `single_command` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "c3595f07ddbbefbfc726e0900969cd03bbfa244131ec4317a164fb53a064cfab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3595f07ddbbefbfc726e0900969cd03bbfa244131ec4317a164fb53a064cfab", kill_on_drop: false }` [INFO] [stdout] c3595f07ddbbefbfc726e0900969cd03bbfa244131ec4317a164fb53a064cfab