[INFO] fetching crate twentyfour 0.1.0... [INFO] testing twentyfour-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate twentyfour 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate twentyfour 0.1.0 [INFO] finished tweaking crates.io crate twentyfour 0.1.0 [INFO] tweaked toml for crates.io crate twentyfour 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate twentyfour 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.10.5 (available: v0.14.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccf7229953b1f68bcdcf8e5c2fae8b1e81e8cb437beff5f78d985216a7eb3ad2 [INFO] running `Command { std: "docker" "start" "-a" "ccf7229953b1f68bcdcf8e5c2fae8b1e81e8cb437beff5f78d985216a7eb3ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccf7229953b1f68bcdcf8e5c2fae8b1e81e8cb437beff5f78d985216a7eb3ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccf7229953b1f68bcdcf8e5c2fae8b1e81e8cb437beff5f78d985216a7eb3ad2", kill_on_drop: false }` [INFO] [stdout] ccf7229953b1f68bcdcf8e5c2fae8b1e81e8cb437beff5f78d985216a7eb3ad2 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30bef2ab9b6a9fb4b8ebb83b8341debc3a2129fd584c9e8bfb50eb7a7629928e [INFO] running `Command { std: "docker" "start" "-a" "30bef2ab9b6a9fb4b8ebb83b8341debc3a2129fd584c9e8bfb50eb7a7629928e", kill_on_drop: false }` [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling twentyfour v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `wasm` [INFO] [stdout] --> src/bound_op.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | #[cfg_attr(wasm, wasm_bindgen)] [INFO] [stdout] | ^^^^ help: found config with similar value: `target_family = "wasm"` [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [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(wasm)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wasm)");` 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] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.07s [INFO] running `Command { std: "docker" "inspect" "30bef2ab9b6a9fb4b8ebb83b8341debc3a2129fd584c9e8bfb50eb7a7629928e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30bef2ab9b6a9fb4b8ebb83b8341debc3a2129fd584c9e8bfb50eb7a7629928e", kill_on_drop: false }` [INFO] [stdout] 30bef2ab9b6a9fb4b8ebb83b8341debc3a2129fd584c9e8bfb50eb7a7629928e [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 10e15bb7b0e076d6bcf7103f46378e664072817c6a72408cdd72968429846549 [INFO] running `Command { std: "docker" "start" "-a" "10e15bb7b0e076d6bcf7103f46378e664072817c6a72408cdd72968429846549", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition name: `wasm` [INFO] [stdout] --> src/bound_op.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | #[cfg_attr(wasm, wasm_bindgen)] [INFO] [stdout] | ^^^^ help: found config with similar value: `target_family = "wasm"` [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [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(wasm)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wasm)");` 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 twentyfour v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `wasm` [INFO] [stdout] --> src/bound_op.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | #[cfg_attr(wasm, wasm_bindgen)] [INFO] [stdout] | ^^^^ help: found config with similar value: `target_family = "wasm"` [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [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(wasm)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wasm)");` 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] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `Command { std: "docker" "inspect" "10e15bb7b0e076d6bcf7103f46378e664072817c6a72408cdd72968429846549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10e15bb7b0e076d6bcf7103f46378e664072817c6a72408cdd72968429846549", kill_on_drop: false }` [INFO] [stdout] 10e15bb7b0e076d6bcf7103f46378e664072817c6a72408cdd72968429846549 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1b00650d607baea9b24d22858950f69fd779676950012c8559fe6a7dffe1d6d3 [INFO] running `Command { std: "docker" "start" "-a" "1b00650d607baea9b24d22858950f69fd779676950012c8559fe6a7dffe1d6d3", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition name: `wasm` [INFO] [stderr] --> src/bound_op.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 47 | #[cfg_attr(wasm, wasm_bindgen)] [INFO] [stderr] | ^^^^ help: found config with similar value: `target_family = "wasm"` [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [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(wasm)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wasm)");` 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: `twentyfour` (lib) generated 1 warning [INFO] [stderr] warning: `twentyfour` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/twentyfour-52c95fb57b16122c) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test card::card_tests::test_cards_ops ... ok [INFO] [stdout] test card::card_tests::test_op_product_3 ... ok [INFO] [stdout] test card::card_tests::test_op_product_2 ... ok [INFO] [stdout] test card::card_tests::test_cards_ops_2_dup ... ok [INFO] [stdout] test card::card_tests::test_permutations_2_dup ... ok [INFO] [stdout] test card::card_tests::test_op_product_4 ... ok [INFO] [stdout] test card::card_tests::test_permutations_2 ... ok [INFO] [stdout] test card::card_tests::test_permutations_3 ... ok [INFO] [stdout] test card::card_tests::test_permutations_3_dup ... ok [INFO] [stdout] test card::card_tests::test_solve_3s ... ok [INFO] [stdout] test card::card_tests::test_solve_no_sol ... ok [INFO] [stdout] test card::card_tests::test_solve_difficult ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stderr] Doc-tests twentyfour [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1b00650d607baea9b24d22858950f69fd779676950012c8559fe6a7dffe1d6d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b00650d607baea9b24d22858950f69fd779676950012c8559fe6a7dffe1d6d3", kill_on_drop: false }` [INFO] [stdout] 1b00650d607baea9b24d22858950f69fd779676950012c8559fe6a7dffe1d6d3