[INFO] fetching crate sudoku-variants 0.2.1... [INFO] building sudoku-variants-0.2.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate sudoku-variants 0.2.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate sudoku-variants 0.2.1 [INFO] finished tweaking crates.io crate sudoku-variants 0.2.1 [INFO] tweaked toml for crates.io crate sudoku-variants 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate sudoku-variants 0.2.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 73 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding rand_chacha v0.3.1 (available: v0.9.0) [INFO] [stderr] Adding toml v0.5.11 (available: v0.9.7) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3b0dacd1e1641c86fcbcef4f21c39b6119c422f54ec438cc9097e11f98a16bd [INFO] running `Command { std: "docker" "start" "-a" "c3b0dacd1e1641c86fcbcef4f21c39b6119c422f54ec438cc9097e11f98a16bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3b0dacd1e1641c86fcbcef4f21c39b6119c422f54ec438cc9097e11f98a16bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3b0dacd1e1641c86fcbcef4f21c39b6119c422f54ec438cc9097e11f98a16bd", kill_on_drop: false }` [INFO] [stdout] c3b0dacd1e1641c86fcbcef4f21c39b6119c422f54ec438cc9097e11f98a16bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61fdb9040dd6830a72c223dfbc3dd71da06a68c9cf6a6f945a1e0cf69b62427f [INFO] running `Command { std: "docker" "start" "-a" "61fdb9040dd6830a72c223dfbc3dd71da06a68c9cf6a6f945a1e0cf69b62427f", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling sudoku-variants v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/util.rs:108:31 [INFO] [stdout] | [INFO] [stdout] 108 | const USIZE_BIT_SIZE: usize = mem::size_of::() * 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | #![warn(unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 108 - const USIZE_BIT_SIZE: usize = mem::size_of::() * 8; [INFO] [stdout] 108 + const USIZE_BIT_SIZE: usize = size_of::() * 8; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.25s [INFO] running `Command { std: "docker" "inspect" "61fdb9040dd6830a72c223dfbc3dd71da06a68c9cf6a6f945a1e0cf69b62427f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61fdb9040dd6830a72c223dfbc3dd71da06a68c9cf6a6f945a1e0cf69b62427f", kill_on_drop: false }` [INFO] [stdout] 61fdb9040dd6830a72c223dfbc3dd71da06a68c9cf6a6f945a1e0cf69b62427f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ff7c868b82b2a79971579ec3f93f35d37a654a89b78d99db919649b88c2adfe6 [INFO] running `Command { std: "docker" "start" "-a" "ff7c868b82b2a79971579ec3f93f35d37a654a89b78d99db919649b88c2adfe6", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling sudoku-variants v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/util.rs:108:31 [INFO] [stdout] | [INFO] [stdout] 108 | const USIZE_BIT_SIZE: usize = mem::size_of::() * 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | #![warn(unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 108 - const USIZE_BIT_SIZE: usize = mem::size_of::() * 8; [INFO] [stdout] 108 + const USIZE_BIT_SIZE: usize = size_of::() * 8; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/util.rs:108:31 [INFO] [stdout] | [INFO] [stdout] 108 | const USIZE_BIT_SIZE: usize = mem::size_of::() * 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | #![warn(unused_qualifications)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 108 - const USIZE_BIT_SIZE: usize = mem::size_of::() * 8; [INFO] [stdout] 108 + const USIZE_BIT_SIZE: usize = size_of::() * 8; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 45.04s [INFO] running `Command { std: "docker" "inspect" "ff7c868b82b2a79971579ec3f93f35d37a654a89b78d99db919649b88c2adfe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff7c868b82b2a79971579ec3f93f35d37a654a89b78d99db919649b88c2adfe6", kill_on_drop: false }` [INFO] [stdout] ff7c868b82b2a79971579ec3f93f35d37a654a89b78d99db919649b88c2adfe6