[INFO] fetching crate sudoku_lib 0.2.9...
[INFO] testing sudoku_lib-0.2.9 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sudoku_lib 0.2.9 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sudoku_lib 0.2.9
[INFO] finished tweaking crates.io crate sudoku_lib 0.2.9
[INFO] tweaked toml for crates.io crate sudoku_lib 0.2.9 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sudoku_lib 0.2.9 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16d3ec5e9c0cc4a7f41124ebebb0ef5951a0076905c9a980febeb1420f201729
[INFO] running `Command { std: "docker" "start" "-a" "16d3ec5e9c0cc4a7f41124ebebb0ef5951a0076905c9a980febeb1420f201729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16d3ec5e9c0cc4a7f41124ebebb0ef5951a0076905c9a980febeb1420f201729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d3ec5e9c0cc4a7f41124ebebb0ef5951a0076905c9a980febeb1420f201729", kill_on_drop: false }`
[INFO] [stdout] 16d3ec5e9c0cc4a7f41124ebebb0ef5951a0076905c9a980febeb1420f201729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e77cbb9f683589e03d161d1e6f8b58f267249f904491b6555933e64dd2bdde79
[INFO] running `Command { std: "docker" "start" "-a" "e77cbb9f683589e03d161d1e6f8b58f267249f904491b6555933e64dd2bdde79", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling sudoku_lib v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "e77cbb9f683589e03d161d1e6f8b58f267249f904491b6555933e64dd2bdde79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77cbb9f683589e03d161d1e6f8b58f267249f904491b6555933e64dd2bdde79", kill_on_drop: false }`
[INFO] [stdout] e77cbb9f683589e03d161d1e6f8b58f267249f904491b6555933e64dd2bdde79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c499e99aed8f381bef4820d7f2e9cfa89872b71e9172c4c46f9276169a4a51e8
[INFO] running `Command { std: "docker" "start" "-a" "c499e99aed8f381bef4820d7f2e9cfa89872b71e9172c4c46f9276169a4a51e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku_lib v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "c499e99aed8f381bef4820d7f2e9cfa89872b71e9172c4c46f9276169a4a51e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c499e99aed8f381bef4820d7f2e9cfa89872b71e9172c4c46f9276169a4a51e8", kill_on_drop: false }`
[INFO] [stdout] c499e99aed8f381bef4820d7f2e9cfa89872b71e9172c4c46f9276169a4a51e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98d5cae48858a596e7671a8c4e339e2161dbf6f00bfd82794afbc12b4bedda5f
[INFO] running `Command { std: "docker" "start" "-a" "98d5cae48858a596e7671a8c4e339e2161dbf6f00bfd82794afbc12b4bedda5f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku_lib-1b291fdc265c96ef)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test board::tests::get_block ... ok
[INFO] [stdout] test board::tests::get_column ... ok
[INFO] [stdout] test board::tests::get_row ... ok
[INFO] [stdout] test board::tests::has_correct_display_format ... ok
[INFO] [stdout] test board::tests::is_valid ... ok
[INFO] [stdout] test board::tests::set_block ... ok
[INFO] [stdout] test board::tests::set_column ... ok
[INFO] [stdout] test board::tests::is_not_valid ... ok
[INFO] [stdout] test board::tests::set_row ... ok
[INFO] [stdout] test chunk::tests::chunk_has_no_repetitions ... ok
[INFO] [stdout] test chunk::tests::chunk_has_repetitions ... ok
[INFO] [stdout] test value::tests::serialized_format ... ok
[INFO] [stdout] test value::tests::value_option_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudoku_lib
[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" "98d5cae48858a596e7671a8c4e339e2161dbf6f00bfd82794afbc12b4bedda5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d5cae48858a596e7671a8c4e339e2161dbf6f00bfd82794afbc12b4bedda5f", kill_on_drop: false }`
[INFO] [stdout] 98d5cae48858a596e7671a8c4e339e2161dbf6f00bfd82794afbc12b4bedda5f