[INFO] cloning repository https://github.com/nobu-k/numpr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nobu-k/numpr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobu-k%2Fnumpr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobu-k%2Fnumpr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f297faaf2e1b638cdb8debf5afadd25b42c9c53e
[INFO] testing nobu-k/numpr against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobu-k%2Fnumpr" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nobu-k/numpr on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nobu-k/numpr
[INFO] finished tweaking git repo https://github.com/nobu-k/numpr
[INFO] tweaked toml for git repo https://github.com/nobu-k/numpr written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/nobu-k/numpr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58fc9d4b77ae6361c0613f25c4323a447d5c28fb80e5adea43944ffd08eedbbc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58fc9d4b77ae6361c0613f25c4323a447d5c28fb80e5adea43944ffd08eedbbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58fc9d4b77ae6361c0613f25c4323a447d5c28fb80e5adea43944ffd08eedbbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fc9d4b77ae6361c0613f25c4323a447d5c28fb80e5adea43944ffd08eedbbc", kill_on_drop: false }`
[INFO] [stdout] 58fc9d4b77ae6361c0613f25c4323a447d5c28fb80e5adea43944ffd08eedbbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7fcbf7b7dd5596995cfb7147a2ef88e3bf3d76bb9328381d3c6a1e0960bf8fbb
[INFO] running `Command { std: "docker" "start" "-a" "7fcbf7b7dd5596995cfb7147a2ef88e3bf3d76bb9328381d3c6a1e0960bf8fbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling tracing-core v0.1.14
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling tracing-serde v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling numpr v0.1.0 (/opt/rustwide/workdir/numpr)
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling tracing-subscriber v0.2.11
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.10
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling numpr-http v0.1.0 (/opt/rustwide/workdir/numpr-http)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.20s
[INFO] running `Command { std: "docker" "inspect" "7fcbf7b7dd5596995cfb7147a2ef88e3bf3d76bb9328381d3c6a1e0960bf8fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fcbf7b7dd5596995cfb7147a2ef88e3bf3d76bb9328381d3c6a1e0960bf8fbb", kill_on_drop: false }`
[INFO] [stdout] 7fcbf7b7dd5596995cfb7147a2ef88e3bf3d76bb9328381d3c6a1e0960bf8fbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feabfa6461980c25eda6ee8c58c296bca9374418849f89c90091af209d145cda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "feabfa6461980c25eda6ee8c58c296bca9374418849f89c90091af209d145cda", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling numpr-http v0.1.0 (/opt/rustwide/workdir/numpr-http)
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling numpr v0.1.0 (/opt/rustwide/workdir/numpr)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 37.21s
[INFO] running `Command { std: "docker" "inspect" "feabfa6461980c25eda6ee8c58c296bca9374418849f89c90091af209d145cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feabfa6461980c25eda6ee8c58c296bca9374418849f89c90091af209d145cda", kill_on_drop: false }`
[INFO] [stdout] feabfa6461980c25eda6ee8c58c296bca9374418849f89c90091af209d145cda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9253e87368f0650bfa421bf3a28f924f1efd611ae035efb2093789e699db1946
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9253e87368f0650bfa421bf3a28f924f1efd611ae035efb2093789e699db1946", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/numpr-ef5c6e96952a5939)
[INFO] [stdout] running 23 tests
[INFO] [stdout] test board::tests::candidates ... ok
[INFO] [stdout] test board::tests::too_long ... ok
[INFO] [stdout] test board::tests::pt_get ... ok
[INFO] [stdout] test board::tests::too_short ... ok
[INFO] [stdout] test board::tests::validate_default ... ok
[INFO] [stdout] test board::tests::set ... ok
[INFO] [stdout] test placers::permutation::tests::place ... ok
[INFO] [stdout] test pt::tests::block ... ok
[INFO] [stdout] test board::tests::pt_out_of_bounds ... ok
[INFO] [stdout] test board::tests::empty ... ok
[INFO] [stdout] test uniques::naive::tests::default ... ok
[INFO] [stdout] test placers::naive::tests::place ... ok
[INFO] [stdout] test solvers::naive::tests::solve_random ... ok
[INFO] [stdout] test board::tests::invalid_value ... ok
[INFO] [stdout] test board::tests::set_invalid_value ... ok
[INFO] [stdout] test board::tests::test_new ... ok
[INFO] [stdout] test solvers::heuristic::tests::solve ... ok
[INFO] [stdout] test uniques::naive::tests::one_empty_grid ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test solvers::naive::tests::solve ... ok
[INFO] [stdout] test uniques::naive::tests::solved ... ok
[INFO] [stdout] test generators::naive::tests::generate ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/numpr_http-83943fb4433ce5d0)
[INFO] [stdout] test solvers::heuristic::tests::partially_solve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/numpr_http-82b4b6afbafcde2a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests numpr
[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] [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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/pt.rs - pt::PtIter::row (line 78) ... ok
[INFO] [stdout] test src/pt.rs - pt::PtIter::all (line 113) ... ok
[INFO] [stdout] test src/solver.rs - solver::Solver::solve (line 20) ... ok
[INFO] [stdout] test src/pt.rs - pt::PtIter::all_after (line 129) ... ok
[INFO] [stdout] test src/pt.rs - pt::PtIter::col (line 63) ... ok
[INFO] [stdout] test src/pt.rs - pt::Pt::index (line 37) ... ok
[INFO] [stdout] test src/unique.rs - unique::UniquenessChecker::check (line 17) ... ok
[INFO] [stdout] test src/pt.rs - pt::PtIter::block (line 93) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.45s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests numpr-http
[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" "9253e87368f0650bfa421bf3a28f924f1efd611ae035efb2093789e699db1946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9253e87368f0650bfa421bf3a28f924f1efd611ae035efb2093789e699db1946", kill_on_drop: false }`
[INFO] [stdout] 9253e87368f0650bfa421bf3a28f924f1efd611ae035efb2093789e699db1946