[INFO] fetching crate twentyfour 0.1.0...
[INFO] testing twentyfour-0.1.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate twentyfour 0.1.0 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate twentyfour 0.1.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 929c9830f5d897ab5557cada5f41b8fced96046fdfdb491749dac68fb2b06cf4
[INFO] running `Command { std: "docker" "start" "-a" "929c9830f5d897ab5557cada5f41b8fced96046fdfdb491749dac68fb2b06cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "929c9830f5d897ab5557cada5f41b8fced96046fdfdb491749dac68fb2b06cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "929c9830f5d897ab5557cada5f41b8fced96046fdfdb491749dac68fb2b06cf4", kill_on_drop: false }`
[INFO] [stdout] 929c9830f5d897ab5557cada5f41b8fced96046fdfdb491749dac68fb2b06cf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b990ce9e1cce26a2962c68b8c21062f860d1149aa7509666551f4616158b02dd
[INFO] running `Command { std: "docker" "start" "-a" "b990ce9e1cce26a2962c68b8c21062f860d1149aa7509666551f4616158b02dd", kill_on_drop: false }`
[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]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 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 <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]    |
[INFO] [stdout] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stdout] 47 + #[cfg_attr(target_family = "wasm", wasm_bindgen)]
[INFO] [stdout]    |
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]    |
[INFO] [stdout] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stdout] 47 + #[cfg_attr(target_object_format = "wasm", wasm_bindgen)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "b990ce9e1cce26a2962c68b8c21062f860d1149aa7509666551f4616158b02dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b990ce9e1cce26a2962c68b8c21062f860d1149aa7509666551f4616158b02dd", kill_on_drop: false }`
[INFO] [stdout] b990ce9e1cce26a2962c68b8c21062f860d1149aa7509666551f4616158b02dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca20871f249b5f535a6c722f7284984eb0e63b2220fbfccabf0418a4145f1cb6
[INFO] running `Command { std: "docker" "start" "-a" "ca20871f249b5f535a6c722f7284984eb0e63b2220fbfccabf0418a4145f1cb6", kill_on_drop: false }`
[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]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 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 <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]    |
[INFO] [stdout] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stdout] 47 + #[cfg_attr(target_family = "wasm", wasm_bindgen)]
[INFO] [stdout]    |
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]    |
[INFO] [stdout] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stdout] 47 + #[cfg_attr(target_object_format = "wasm", wasm_bindgen)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[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]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 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 <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]    |
[INFO] [stdout] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stdout] 47 + #[cfg_attr(target_family = "wasm", wasm_bindgen)]
[INFO] [stdout]    |
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]    |
[INFO] [stdout] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stdout] 47 + #[cfg_attr(target_object_format = "wasm", wasm_bindgen)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "ca20871f249b5f535a6c722f7284984eb0e63b2220fbfccabf0418a4145f1cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca20871f249b5f535a6c722f7284984eb0e63b2220fbfccabf0418a4145f1cb6", kill_on_drop: false }`
[INFO] [stdout] ca20871f249b5f535a6c722f7284984eb0e63b2220fbfccabf0418a4145f1cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a49f1e6e2ceb78b6f47d53e1cd5e95934d6171800ab1a1451829863fd1e2fc96
[INFO] running `Command { std: "docker" "start" "-a" "a49f1e6e2ceb78b6f47d53e1cd5e95934d6171800ab1a1451829863fd1e2fc96", 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]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 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 <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] help: found config with similar value
[INFO] [stderr]    |
[INFO] [stderr] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stderr] 47 + #[cfg_attr(target_family = "wasm", wasm_bindgen)]
[INFO] [stderr]    |
[INFO] [stderr] help: found config with similar value
[INFO] [stderr]    |
[INFO] [stderr] 47 - #[cfg_attr(wasm, wasm_bindgen)]
[INFO] [stderr] 47 + #[cfg_attr(target_object_format = "wasm", wasm_bindgen)]
[INFO] [stderr]    |
[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-af8764ea3499617e)
[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_cards_ops_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_2_dup ... ok
[INFO] [stdout] test card::card_tests::test_permutations_3 ... ok
[INFO] [stdout] test card::card_tests::test_op_product_2 ... 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 0.11s
[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" "a49f1e6e2ceb78b6f47d53e1cd5e95934d6171800ab1a1451829863fd1e2fc96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49f1e6e2ceb78b6f47d53e1cd5e95934d6171800ab1a1451829863fd1e2fc96", kill_on_drop: false }`
[INFO] [stdout] a49f1e6e2ceb78b6f47d53e1cd5e95934d6171800ab1a1451829863fd1e2fc96
