[INFO] cloning repository https://github.com/mhthies/cdecao
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhthies/cdecao" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhthies%2Fcdecao", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhthies%2Fcdecao'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f4a68fbdee8bd54cafac5d15fe5958ec1bbd61b
[INFO] testing mhthies/cdecao against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhthies%2Fcdecao" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhthies/cdecao on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mhthies/cdecao
[INFO] finished tweaking git repo https://github.com/mhthies/cdecao
[INFO] tweaked toml for git repo https://github.com/mhthies/cdecao written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mhthies/cdecao already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9d2430d6ada4ac46d9577e182b989f2dfe15bf2e640e1e97dc9b3fd55cf071d
[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" "f9d2430d6ada4ac46d9577e182b989f2dfe15bf2e640e1e97dc9b3fd55cf071d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9d2430d6ada4ac46d9577e182b989f2dfe15bf2e640e1e97dc9b3fd55cf071d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d2430d6ada4ac46d9577e182b989f2dfe15bf2e640e1e97dc9b3fd55cf071d", kill_on_drop: false }`
[INFO] [stdout] f9d2430d6ada4ac46d9577e182b989f2dfe15bf2e640e1e97dc9b3fd55cf071d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 397b06a051297640eae7e6bc414232040e87d6967265defe08de1655900d6c43
[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" "397b06a051297640eae7e6bc414232040e87d6967265defe08de1655900d6c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling cdecao v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "397b06a051297640eae7e6bc414232040e87d6967265defe08de1655900d6c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397b06a051297640eae7e6bc414232040e87d6967265defe08de1655900d6c43", kill_on_drop: false }`
[INFO] [stdout] 397b06a051297640eae7e6bc414232040e87d6967265defe08de1655900d6c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2e3964f7ca42f8df6ccf0dc8344c49c7f9c2568c27faa9de8cab89a2ae1a1f8
[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" "b2e3964f7ca42f8df6ccf0dc8344c49c7f9c2568c27faa9de8cab89a2ae1a1f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cdecao v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.91s
[INFO] running `Command { std: "docker" "inspect" "b2e3964f7ca42f8df6ccf0dc8344c49c7f9c2568c27faa9de8cab89a2ae1a1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e3964f7ca42f8df6ccf0dc8344c49c7f9c2568c27faa9de8cab89a2ae1a1f8", kill_on_drop: false }`
[INFO] [stdout] b2e3964f7ca42f8df6ccf0dc8344c49c7f9c2568c27faa9de8cab89a2ae1a1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e02d9f98901103158957273c58f3560d3b9bee4b51a9ee0b0f087a8aa1cf75a7
[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" "e02d9f98901103158957273c58f3560d3b9bee4b51a9ee0b0f087a8aa1cf75a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cdecao-4e3b6ca0d9aa2d5e
[INFO] [stdout] running 21 tests
[INFO] [stdout] test caobab::tests::test_babnode_sorting ... ok
[INFO] [stdout] test caobab::tests::test_check_feasibility ... ok
[INFO] [stdout] test caobab::tests::test_precompute_problem ... ok
[INFO] [stdout] test hungarian::tests::another_manual_matching_problem ... ok
[INFO] [stdout] test caobab::tests::test_bab_node_simple ... ok
[INFO] [stdout] test io::cdedb::tests::test_ignore_assigned ... ok
[INFO] [stdout] test io::cdedb::tests::test_write_result ... ok
[INFO] [stdout] test io::simple::tests::write_simple_file ... ok
[INFO] [stdout] test io::simple::tests::parse_simple_file ... ok
[INFO] [stdout] test hungarian::tests::minimal_matching_problem ... ok
[INFO] [stdout] test io::cdedb::tests::parse_testaka_sitzung ... ok
[INFO] [stdout] test io::cdedb::tests::parse_testaka_other_tracks ... ok
[INFO] [stdout] test bab::tests::test_bab_rounding ... ok
[INFO] [stdout] test io::cdedb::tests::test_no_track_error ... ok
[INFO] [stdout] test io::cdedb::tests::test_ignore_cancelled ... ok
[INFO] [stdout] test caobab::tests::test_caobab_simple ... ok
[INFO] [stdout] test caobab::tests::test_caobab_fixed_course ... ok
[INFO] [stdout] test caobab::tests::test_caobab_rooms_fixed_course ... ok
[INFO] [stdout] test caobab::tests::test_caobab_rooms ... ok
[INFO] [stdout] test caobab::tests::test_bab_node_large ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cdecao-e75de531ba6a394c
[INFO] [stdout] test hungarian::tests::larger_matching_problem ... ok
[INFO] [stderr]    Doc-tests cdecao
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e02d9f98901103158957273c58f3560d3b9bee4b51a9ee0b0f087a8aa1cf75a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02d9f98901103158957273c58f3560d3b9bee4b51a9ee0b0f087a8aa1cf75a7", kill_on_drop: false }`
[INFO] [stdout] e02d9f98901103158957273c58f3560d3b9bee4b51a9ee0b0f087a8aa1cf75a7