[INFO] cloning repository https://github.com/cyrilguerard/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyrilguerard/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyrilguerard%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyrilguerard%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 595c924159f9ef458b7e12e5bb6bedb06b4e78be [INFO] building cyrilguerard/sudoku against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyrilguerard%2Fsudoku" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cyrilguerard/sudoku on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cyrilguerard/sudoku [INFO] finished tweaking git repo https://github.com/cyrilguerard/sudoku [INFO] tweaked toml for git repo https://github.com/cyrilguerard/sudoku written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cyrilguerard/sudoku 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 084e69d86feaa11cc77557f6dd18c0ea431366961acb7fc63d2c6f5f0ae45782 [INFO] running `Command { std: "docker" "start" "-a" "084e69d86feaa11cc77557f6dd18c0ea431366961acb7fc63d2c6f5f0ae45782", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "084e69d86feaa11cc77557f6dd18c0ea431366961acb7fc63d2c6f5f0ae45782", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "084e69d86feaa11cc77557f6dd18c0ea431366961acb7fc63d2c6f5f0ae45782", kill_on_drop: false }` [INFO] [stdout] 084e69d86feaa11cc77557f6dd18c0ea431366961acb7fc63d2c6f5f0ae45782 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4eca24489cd789d4f8657419127704386fd7dc9ed0b55d7297a6e5ce3e8c2675 [INFO] running `Command { std: "docker" "start" "-a" "4eca24489cd789d4f8657419127704386fd7dc9ed0b55d7297a6e5ce3e8c2675", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling bitmask v0.5.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling termion v1.5.6 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/board.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / bitmask! { [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | mask FreeNumberMask: u16 where flags FreeNumberFlags { [INFO] [stdout] 12 | | _0 = 0, // unused to easy index [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `bitmask` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `bitmask` may come from an old version of the `bitmask` crate, try updating your dependency with `cargo update -p bitmask` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `bitmask` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/board.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / bitmask! { [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | mask FreeNumberMask: u16 where flags FreeNumberFlags { [INFO] [stdout] 12 | | _0 = 0, // unused to easy index [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `bitmask` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `bitmask` may come from an old version of the `bitmask` crate, try updating your dependency with `cargo update -p bitmask` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `bitmask` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.41s [INFO] running `Command { std: "docker" "inspect" "4eca24489cd789d4f8657419127704386fd7dc9ed0b55d7297a6e5ce3e8c2675", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eca24489cd789d4f8657419127704386fd7dc9ed0b55d7297a6e5ce3e8c2675", kill_on_drop: false }` [INFO] [stdout] 4eca24489cd789d4f8657419127704386fd7dc9ed0b55d7297a6e5ce3e8c2675 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80ab79918288a7f584fb8b3dd39d84f19fe9076a0d1d320781397d9ddd9db183 [INFO] running `Command { std: "docker" "start" "-a" "80ab79918288a7f584fb8b3dd39d84f19fe9076a0d1d320781397d9ddd9db183", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/board.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / bitmask! { [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | mask FreeNumberMask: u16 where flags FreeNumberFlags { [INFO] [stdout] 12 | | _0 = 0, // unused to easy index [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `bitmask` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `bitmask` may come from an old version of the `bitmask` crate, try updating your dependency with `cargo update -p bitmask` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `bitmask` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/board.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / bitmask! { [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | mask FreeNumberMask: u16 where flags FreeNumberFlags { [INFO] [stdout] 12 | | _0 = 0, // unused to easy index [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `bitmask` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `bitmask` may come from an old version of the `bitmask` crate, try updating your dependency with `cargo update -p bitmask` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `bitmask` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/board.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / bitmask! { [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | mask FreeNumberMask: u16 where flags FreeNumberFlags { [INFO] [stdout] 12 | | _0 = 0, // unused to easy index [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `bitmask` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `bitmask` may come from an old version of the `bitmask` crate, try updating your dependency with `cargo update -p bitmask` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `bitmask` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/board.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / bitmask! { [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | mask FreeNumberMask: u16 where flags FreeNumberFlags { [INFO] [stdout] 12 | | _0 = 0, // unused to easy index [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `bitmask` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `bitmask` may come from an old version of the `bitmask` crate, try updating your dependency with `cargo update -p bitmask` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `bitmask` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "80ab79918288a7f584fb8b3dd39d84f19fe9076a0d1d320781397d9ddd9db183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80ab79918288a7f584fb8b3dd39d84f19fe9076a0d1d320781397d9ddd9db183", kill_on_drop: false }` [INFO] [stdout] 80ab79918288a7f584fb8b3dd39d84f19fe9076a0d1d320781397d9ddd9db183