[INFO] fetching crate twentyfour 0.1.0...
[INFO] testing twentyfour-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate twentyfour 0.1.0 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate twentyfour 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to highest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b
[INFO] running `Command { std: "docker" "start" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", 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]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 34 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: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]  --> src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::EPSILON;
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]   --> src/lib.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (a - b).abs() < EPSILON
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", 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 34 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: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]  --> src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::EPSILON;
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]   --> src/lib.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (a - b).abs() < EPSILON
[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 34 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: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]  --> src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::EPSILON;
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]   --> src/lib.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (a - b).abs() < EPSILON
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", 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 34 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: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stderr]  --> src/lib.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::f64::EPSILON;
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stderr]   --> src/lib.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 |     (a - b).abs() < EPSILON
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `twentyfour` (lib) generated 3 warnings
[INFO] [stderr] warning: `twentyfour` (lib test) generated 3 warnings (3 duplicates)
[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-0773d8ce9ca494f0)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test card::card_tests::test_cards_ops_2_dup ... ok
[INFO] [stdout] test card::card_tests::test_cards_ops ... 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_permutations_2_dup ... ok
[INFO] [stdout] test card::card_tests::test_op_product_4 ... ok
[INFO] [stdout] test card::card_tests::test_op_product_2 ... ok
[INFO] [stdout] test card::card_tests::test_op_product_3 ... ok
[INFO] [stdout] test card::card_tests::test_permutations_2 ... ok
[INFO] [stdout] test card::card_tests::test_solve_no_sol ... ok
[INFO] [stdout] test card::card_tests::test_solve_3s ... ok
[INFO] [stderr]    Doc-tests twentyfour
[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 0.14s
[INFO] [stdout] 
[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" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b", kill_on_drop: false }`
[INFO] [stdout] 69a9a66658250251a8ac1236148f513b333c74051c2199344ba152dd7320fa3b
