[INFO] fetching crate manyhow 0.11.4... [INFO] checking manyhow-0.11.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate manyhow 0.11.4 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate manyhow 0.11.4 [INFO] finished tweaking crates.io crate manyhow 0.11.4 [INFO] tweaked toml for crates.io crate manyhow 0.11.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate manyhow 0.11.4 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 12 packages to latest compatible versions [INFO] [stderr] Adding darling_core v0.20.11 (available: v0.21.3) [INFO] [stderr] Adding proc-macro-utils v0.8.0 (available: v0.10.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.110) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0e48d61de3b94ce9890f6a4fab64036fcf1bab2f96c56bda3306d611e147c60 [INFO] running `Command { std: "docker" "start" "-a" "a0e48d61de3b94ce9890f6a4fab64036fcf1bab2f96c56bda3306d611e147c60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0e48d61de3b94ce9890f6a4fab64036fcf1bab2f96c56bda3306d611e147c60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e48d61de3b94ce9890f6a4fab64036fcf1bab2f96c56bda3306d611e147c60", kill_on_drop: false }` [INFO] [stdout] a0e48d61de3b94ce9890f6a4fab64036fcf1bab2f96c56bda3306d611e147c60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 486d3df7eb604e0768083ac751e66728498a7cbdea9941c56613f81afedc67d2 [INFO] running `Command { std: "docker" "start" "-a" "486d3df7eb604e0768083ac751e66728498a7cbdea9941c56613f81afedc67d2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling proc-macro-utils v0.10.0 [INFO] [stderr] Compiling manyhow-macros v0.11.4 [INFO] [stderr] Checking syn v2.0.110 [INFO] [stderr] Checking proc-macro-utils v0.8.0 [INFO] [stderr] Checking manyhow v0.11.4 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:294:27 [INFO] [stdout] | [INFO] [stdout] 294 | match (&$crate::__private::WhatType::from(&output)).manyhow_try(output) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 728 | function!(quote!(hello), |input: TokenStream| -> TokenStream { input }); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `$crate::__macro_handler` which comes from the expansion of the macro `function` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:294:27 [INFO] [stdout] | [INFO] [stdout] 294 | match (&$crate::__private::WhatType::from(&output)).manyhow_try(output) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 732 | let _: TokenStream1 = function!( [INFO] [stdout] | _______________________________- [INFO] [stdout] 733 | | TokenStream1::from(quote!(hello)), [INFO] [stdout] 734 | | |input: TokenStream1| -> TokenStream1 { input } [INFO] [stdout] 735 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::__macro_handler` which comes from the expansion of the macro `function` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:294:27 [INFO] [stdout] | [INFO] [stdout] 294 | match (&$crate::__private::WhatType::from(&output)).manyhow_try(output) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 741 | let output: TokenStream = function!( [INFO] [stdout] | ___________________________________- [INFO] [stdout] 742 | | #[as_dummy] [INFO] [stdout] 743 | | quote!(hello;), [INFO] [stdout] 744 | | |input: syn2::LitInt| -> TokenStream { input.into_token_stream() } [INFO] [stdout] 745 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::__macro_handler` which comes from the expansion of the macro `function` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/lib.rs:294:27 [INFO] [stdout] | [INFO] [stdout] 294 | match (&$crate::__private::WhatType::from(&output)).manyhow_try(output) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 750 | let output: TokenStream = function!(quote!(20), |_input: syn2::LitInt| -> syn2::Ident { [INFO] [stdout] | ___________________________________- [INFO] [stdout] 751 | | syn2::parse_quote!(hello) [INFO] [stdout] 752 | | }); [INFO] [stdout] | |__________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::__macro_handler` which comes from the expansion of the macro `function` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `manyhow` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "486d3df7eb604e0768083ac751e66728498a7cbdea9941c56613f81afedc67d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "486d3df7eb604e0768083ac751e66728498a7cbdea9941c56613f81afedc67d2", kill_on_drop: false }` [INFO] [stdout] 486d3df7eb604e0768083ac751e66728498a7cbdea9941c56613f81afedc67d2