[INFO] fetching crate coca 0.3.0... [INFO] testing coca-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate coca 0.3.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate coca 0.3.0 [INFO] finished tweaking crates.io crate coca 0.3.0 [INFO] tweaked toml for crates.io crate coca 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate coca 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate coca 0.3.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.6.0 [INFO] [stderr] Downloaded getrandom v0.2.0 [INFO] [stderr] Downloaded rand v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c4597c509b435f08e25886f8f0add9b459eca7d674ddc630405e771c23985de [INFO] running `Command { std: "docker" "start" "-a" "9c4597c509b435f08e25886f8f0add9b459eca7d674ddc630405e771c23985de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c4597c509b435f08e25886f8f0add9b459eca7d674ddc630405e771c23985de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c4597c509b435f08e25886f8f0add9b459eca7d674ddc630405e771c23985de", kill_on_drop: false }` [INFO] [stdout] 9c4597c509b435f08e25886f8f0add9b459eca7d674ddc630405e771c23985de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] cc417a757d5a4f7bc41b8bb8b666b7a2fe5b62e55a5aaf58976735c70bc8ea56 [INFO] running `Command { std: "docker" "start" "-a" "cc417a757d5a4f7bc41b8bb8b666b7a2fe5b62e55a5aaf58976735c70bc8ea56", kill_on_drop: false }` [INFO] [stderr] Compiling coca v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `docs_rs` [INFO] [stdout] --> src/lib.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(docs_rs, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^ help: there is a config with a similar name: `docsrs` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(docs_rs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/collections/binary_heap.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn peek_mut(&mut 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] 178 | pub fn peek_mut(&mut self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s [INFO] running `Command { std: "docker" "inspect" "cc417a757d5a4f7bc41b8bb8b666b7a2fe5b62e55a5aaf58976735c70bc8ea56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc417a757d5a4f7bc41b8bb8b666b7a2fe5b62e55a5aaf58976735c70bc8ea56", kill_on_drop: false }` [INFO] [stdout] cc417a757d5a4f7bc41b8bb8b666b7a2fe5b62e55a5aaf58976735c70bc8ea56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 6d75988426b8add2e27c15f08785da65e28b72aeceafaa09cc4c23b59821ca5f [INFO] running `Command { std: "docker" "start" "-a" "6d75988426b8add2e27c15f08785da65e28b72aeceafaa09cc4c23b59821ca5f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling coca v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `docs_rs` [INFO] [stdout] --> src/lib.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(docs_rs, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^ help: there is a config with a similar name: `docsrs` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(docs_rs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.0 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/collections/binary_heap.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn peek_mut(&mut 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] 178 | pub fn peek_mut(&mut self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.8.0 [INFO] [stdout] warning: unexpected `cfg` condition name: `docs_rs` [INFO] [stdout] --> src/lib.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(docs_rs, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^ help: there is a config with a similar name: `docsrs` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(docs_rs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/collections/binary_heap.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn peek_mut(&mut 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] 178 | pub fn peek_mut(&mut self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 9.65s [INFO] running `Command { std: "docker" "inspect" "6d75988426b8add2e27c15f08785da65e28b72aeceafaa09cc4c23b59821ca5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d75988426b8add2e27c15f08785da65e28b72aeceafaa09cc4c23b59821ca5f", kill_on_drop: false }` [INFO] [stdout] 6d75988426b8add2e27c15f08785da65e28b72aeceafaa09cc4c23b59821ca5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 9366f7a3163512b40c066e19298217b6dd0dd7916b7677038d3032f77bb69b1c [INFO] running `Command { std: "docker" "start" "-a" "9366f7a3163512b40c066e19298217b6dd0dd7916b7677038d3032f77bb69b1c", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition name: `docs_rs` [INFO] [stderr] --> src/lib.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | #![cfg_attr(docs_rs, feature(doc_cfg))] [INFO] [stderr] | ^^^^^^^ help: there is a config with a similar name: `docsrs` [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(docs_rs)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/collections/binary_heap.rs:178:21 [INFO] [stderr] | [INFO] [stderr] 178 | pub fn peek_mut(&mut self) -> Option> { [INFO] [stderr] | ^^^^^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 178 | pub fn peek_mut(&mut self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `coca` (lib) generated 2 warnings (run `cargo fix --lib -p coca` to apply 1 suggestion) [INFO] [stderr] warning: `coca` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/coca-7374ee204ffb7c04) [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test arena::tests::debug_impl ... ok [INFO] [stdout] test arena::tests::failed_collect_drops_taken_items ... ok [INFO] [stdout] test arena::tests::format_boxed_debug_struct ... ok [INFO] [stdout] test collections::binary_heap::tests::iterators_take_and_drop_correctly ... ok [INFO] [stdout] test collections::binary_heap::tests::push_and_pop_randomized_inputs ... ok [INFO] [stdout] test collections::binary_heap::tests::tree_traversal_utilities ... ok [INFO] [stdout] test collections::deque::tests::all_drain_cases ... ok [INFO] [stdout] test collections::deque::tests::all_insertion_cases ... ok [INFO] [stdout] test collections::deque::tests::all_removal_cases ... ok [INFO] [stdout] test collections::option_group::test::array_drop_implementations ... ok [INFO] [stdout] test collections::option_group::test::debug_implentations ... ok [INFO] [stdout] test collections::option_group::test::tuple_drop_implementations ... ok [INFO] [stdout] test collections::pool::direct::tests::debug_impl ... ok [INFO] [stdout] test collections::pool::direct::tests::inline_storage_layout ... ok [INFO] [stdout] test collections::pool::packed::tests::inline_storage_layout ... ok [INFO] [stdout] test collections::vec::tests::sizes_of_instantiated_types ... ok [INFO] [stdout] test collections::vec::tests::iterators_take_and_drop_correctly ... ok [INFO] [stdout] test collections::pool::direct::tests::randomized_drain_filter ... ok [INFO] [stdout] test collections::pool::packed::tests::debug_impl ... ok [INFO] [stdout] test collections::vec::tests::from_panics_for_too_large_inputs - should panic ... ok [INFO] [stdout] test collections::vec::tests::leaking_drain - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9366f7a3163512b40c066e19298217b6dd0dd7916b7677038d3032f77bb69b1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9366f7a3163512b40c066e19298217b6dd0dd7916b7677038d3032f77bb69b1c", kill_on_drop: false }` [INFO] [stdout] 9366f7a3163512b40c066e19298217b6dd0dd7916b7677038d3032f77bb69b1c