[INFO] fetching crate qargparser 0.5.6... [INFO] building qargparser-0.5.6 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] extracting crate qargparser 0.5.6 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate qargparser 0.5.6 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate qargparser 0.5.6 [INFO] finished tweaking crates.io crate qargparser 0.5.6 [INFO] tweaked toml for crates.io crate qargparser 0.5.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate qargparser 0.5.6 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded terminal_size v0.1.12 [INFO] [stderr] Downloaded qpprint v0.1.1 [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 944c6b99895be7df7eaa51c9c55ccb3bb46da7900c53af9d7ec0af2c26f93987 [INFO] running `Command { std: "docker" "start" "-a" "944c6b99895be7df7eaa51c9c55ccb3bb46da7900c53af9d7ec0af2c26f93987", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "944c6b99895be7df7eaa51c9c55ccb3bb46da7900c53af9d7ec0af2c26f93987", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "944c6b99895be7df7eaa51c9c55ccb3bb46da7900c53af9d7ec0af2c26f93987", kill_on_drop: false }` [INFO] [stdout] 944c6b99895be7df7eaa51c9c55ccb3bb46da7900c53af9d7ec0af2c26f93987 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f92b8820604288854b20f2710b9e0b5b857b529cdacf903ad8fa9242bb8658bf [INFO] running `Command { std: "docker" "start" "-a" "f92b8820604288854b20f2710b9e0b5b857b529cdacf903ad8fa9242bb8658bf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling terminal_size v0.1.12 [INFO] [stderr] Compiling qpprint v0.1.1 [INFO] [stderr] Compiling qargparser v0.5.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `Command { std: "docker" "inspect" "f92b8820604288854b20f2710b9e0b5b857b529cdacf903ad8fa9242bb8658bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f92b8820604288854b20f2710b9e0b5b857b529cdacf903ad8fa9242bb8658bf", kill_on_drop: false }` [INFO] [stdout] f92b8820604288854b20f2710b9e0b5b857b529cdacf903ad8fa9242bb8658bf [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03fb9432e77ff5ca976eab928c73ec8a63a2bb56e983690519ce2c39826484d1 [INFO] running `Command { std: "docker" "start" "-a" "03fb9432e77ff5ca976eab928c73ec8a63a2bb56e983690519ce2c39826484d1", kill_on_drop: false }` [INFO] [stderr] Compiling qargparser v0.5.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> tests/posarg.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | 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::cell::RefCell` [INFO] [stdout] --> tests/tests.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | 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::cell::RefCell` [INFO] [stdout] --> tests/exit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fname` is never read [INFO] [stdout] --> tests/exit.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct MyContext { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 7 | do_help: bool, [INFO] [stdout] 8 | fname: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> tests/optarg.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `file_proc` is never used [INFO] [stdout] --> tests/exit.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn file_proc( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mkfile` is never used [INFO] [stdout] --> tests/exit.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn mkfile() -> super::arg::Spec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `verbosity` is never read [INFO] [stdout] --> examples/usage.rs:9:3 [INFO] [stdout] | [INFO] [stdout] 6 | struct MyContext { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | verbosity: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MyContext` has derived impls for the traits `Default` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `verbosity` is never read [INFO] [stdout] --> src/spec.rs:529:16 [INFO] [stdout] | [INFO] [stdout] 527 | pub(super) struct TestCtx { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 528 | pub(super) do_help: bool, [INFO] [stdout] 529 | pub(super) verbosity: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TestCtx` has a derived impl for the trait `Default`, 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: function `verbose_proc` is never used [INFO] [stdout] --> src/spec.rs:540:17 [INFO] [stdout] | [INFO] [stdout] 540 | pub(super) fn verbose_proc( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `args_proc` is never used [INFO] [stdout] --> src/spec.rs:561:17 [INFO] [stdout] | [INFO] [stdout] 561 | pub(super) fn args_proc( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mkhelp` is never used [INFO] [stdout] --> src/spec.rs:569:17 [INFO] [stdout] | [INFO] [stdout] 569 | pub(super) fn mkhelp(sopt: bool, lopt: bool) -> super::Spec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mkfile` is never used [INFO] [stdout] --> src/spec.rs:579:17 [INFO] [stdout] | [INFO] [stdout] 579 | pub(super) fn mkfile( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mkparam` is never used [INFO] [stdout] --> src/spec.rs:604:17 [INFO] [stdout] | [INFO] [stdout] 604 | pub(super) fn mkparam( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.37s [INFO] running `Command { std: "docker" "inspect" "03fb9432e77ff5ca976eab928c73ec8a63a2bb56e983690519ce2c39826484d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03fb9432e77ff5ca976eab928c73ec8a63a2bb56e983690519ce2c39826484d1", kill_on_drop: false }` [INFO] [stdout] 03fb9432e77ff5ca976eab928c73ec8a63a2bb56e983690519ce2c39826484d1