[INFO] cloning repository https://github.com/tranzystorek-io/untangle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tranzystorek-io/untangle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftranzystorek-io%2Funtangle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftranzystorek-io%2Funtangle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d85a0fd64599ce5b119a8336a31a5ddd25a8bb61
[INFO] testing tranzystorek-io/untangle against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftranzystorek-io%2Funtangle" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tranzystorek-io/untangle on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tranzystorek-io/untangle
[INFO] finished tweaking git repo https://github.com/tranzystorek-io/untangle
[INFO] tweaked toml for git repo https://github.com/tranzystorek-io/untangle written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tranzystorek-io/untangle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf050aacb8186b71c696ed68d391c0871b306cf3e0c2e9bf9f79f9609b87a817
[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" "bf050aacb8186b71c696ed68d391c0871b306cf3e0c2e9bf9f79f9609b87a817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf050aacb8186b71c696ed68d391c0871b306cf3e0c2e9bf9f79f9609b87a817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf050aacb8186b71c696ed68d391c0871b306cf3e0c2e9bf9f79f9609b87a817", kill_on_drop: false }`
[INFO] [stdout] bf050aacb8186b71c696ed68d391c0871b306cf3e0c2e9bf9f79f9609b87a817
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71eb6a8e68ace26a7170cd11683486e7832bae7dce822bbf2b1f3a4443c46aab
[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" "71eb6a8e68ace26a7170cd11683486e7832bae7dce822bbf2b1f3a4443c46aab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling untangle_solver v0.1.0 (/opt/rustwide/workdir/solver)
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling untangle v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.40s
[INFO] running `Command { std: "docker" "inspect" "71eb6a8e68ace26a7170cd11683486e7832bae7dce822bbf2b1f3a4443c46aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71eb6a8e68ace26a7170cd11683486e7832bae7dce822bbf2b1f3a4443c46aab", kill_on_drop: false }`
[INFO] [stdout] 71eb6a8e68ace26a7170cd11683486e7832bae7dce822bbf2b1f3a4443c46aab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36bd8cab04d539414f5e6ce6ce38fa0df7c72ae74e4d3344add09dd8cab05e0e
[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" "36bd8cab04d539414f5e6ce6ce38fa0df7c72ae74e4d3344add09dd8cab05e0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling predicates-core v1.0.1
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling untangle_solver v0.1.0 (/opt/rustwide/workdir/solver)
[INFO] [stderr]    Compiling predicates v1.0.6
[INFO] [stderr]    Compiling predicates-tree v1.0.1
[INFO] [stderr]    Compiling assert_cmd v1.0.2
[INFO] [stderr]    Compiling untangle v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "36bd8cab04d539414f5e6ce6ce38fa0df7c72ae74e4d3344add09dd8cab05e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36bd8cab04d539414f5e6ce6ce38fa0df7c72ae74e4d3344add09dd8cab05e0e", kill_on_drop: false }`
[INFO] [stdout] 36bd8cab04d539414f5e6ce6ce38fa0df7c72ae74e4d3344add09dd8cab05e0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee88ff0ee0b3fc55df44ce950541c57428ec2f7631a40ecb4ae1c221901070a8
[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" "ee88ff0ee0b3fc55df44ce950541c57428ec2f7631a40ecb4ae1c221901070a8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/untangle-eb293fbf17d60488)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cli_test.rs (/opt/rustwide/target/debug/deps/cli_test-c35c38d8f303a59f)
[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 6 tests
[INFO] [stdout] test untangle_fails_on_nonexistent_flag ... ok
[INFO] [stdout] test untangle_succeeds_on_valid_input ... ok
[INFO] [stdout] test untangle_fails_on_shape_parse_error ... ok
[INFO] [stdout] test untangle_fails_on_fields_number_not_matching_shape ... ok
[INFO] [stdout] test untangle_fails_on_empty_file ... ok
[INFO] [stdout] test untangle_fails_on_field_parse_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/untangle_solver-9441de2dfa38f9cb)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test solve::tests::check_monocolor_fails_on_empty_ribbons ... ok
[INFO] [stderr]    Doc-tests untangle_solver
[INFO] [stdout] test solve::tests::check_monocolor_identifies_correct_ribbons ... ok
[INFO] [stdout] test solve::tests::check_monocolor_fails_on_multicolor_ribbons ... ok
[INFO] [stdout] test tests::ribbons_iterates_over_rows_and_columns ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "ee88ff0ee0b3fc55df44ce950541c57428ec2f7631a40ecb4ae1c221901070a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee88ff0ee0b3fc55df44ce950541c57428ec2f7631a40ecb4ae1c221901070a8", kill_on_drop: false }`
[INFO] [stdout] ee88ff0ee0b3fc55df44ce950541c57428ec2f7631a40ecb4ae1c221901070a8