[INFO] cloning repository https://github.com/jmdoucette/recurrence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmdoucette/recurrence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmdoucette%2Frecurrence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmdoucette%2Frecurrence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05e56c7f8085d77091f29f7135e570af99afcee5
[INFO] testing jmdoucette/recurrence against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmdoucette%2Frecurrence" "/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/jmdoucette/recurrence on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmdoucette/recurrence
[INFO] finished tweaking git repo https://github.com/jmdoucette/recurrence
[INFO] tweaked toml for git repo https://github.com/jmdoucette/recurrence written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jmdoucette/recurrence already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6c007afbd6dcc3114e408386406ea9e9814d3c9a6510d676fbcd6cf108fec5a
[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" "c6c007afbd6dcc3114e408386406ea9e9814d3c9a6510d676fbcd6cf108fec5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6c007afbd6dcc3114e408386406ea9e9814d3c9a6510d676fbcd6cf108fec5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c007afbd6dcc3114e408386406ea9e9814d3c9a6510d676fbcd6cf108fec5a", kill_on_drop: false }`
[INFO] [stdout] c6c007afbd6dcc3114e408386406ea9e9814d3c9a6510d676fbcd6cf108fec5a
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 989770ba4e0a69960786c7f5d9b587c89aeefc5183198057bca3f48a5471a420
[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" "989770ba4e0a69960786c7f5d9b587c89aeefc5183198057bca3f48a5471a420", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling simba v0.5.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling nalgebra v0.27.1
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling recurrence v0.1.0 (/opt/rustwide/workdir/recurrence)
[INFO] [stderr]    Compiling cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "989770ba4e0a69960786c7f5d9b587c89aeefc5183198057bca3f48a5471a420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989770ba4e0a69960786c7f5d9b587c89aeefc5183198057bca3f48a5471a420", kill_on_drop: false }`
[INFO] [stdout] 989770ba4e0a69960786c7f5d9b587c89aeefc5183198057bca3f48a5471a420
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d65aa0c481481679868fabb272ce109cc1d007232d4cde89db014dc3820c6e9e
[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" "d65aa0c481481679868fabb272ce109cc1d007232d4cde89db014dc3820c6e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling recurrence v0.1.0 (/opt/rustwide/workdir/recurrence)
[INFO] [stderr]    Compiling cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "d65aa0c481481679868fabb272ce109cc1d007232d4cde89db014dc3820c6e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65aa0c481481679868fabb272ce109cc1d007232d4cde89db014dc3820c6e9e", kill_on_drop: false }`
[INFO] [stdout] d65aa0c481481679868fabb272ce109cc1d007232d4cde89db014dc3820c6e9e
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d308ef967157d26bbe2852d15eee05d1181029c1310f8f790eaa99c5130fa1f
[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" "4d308ef967157d26bbe2852d15eee05d1181029c1310f8f790eaa99c5130fa1f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cli-0a29167a6e33adb9)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/recurrence-f95f6ebb9cb06cf9)
[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 9 tests
[INFO] [stdout] test polynomial::tests::test_companion_matrix ... ok
[INFO] [stdout] test recurrence_relation::tests::test_get_terms ... ok
[INFO] [stdout] test recurrence_relation::tests::test_parse_base_case ... ok
[INFO] [stdout] test recurrence_relation::tests::test_parse_recurrence ... ok
[INFO] [stdout] test recurrence_relation::tests::test_characteristic_polynomial ... ok
[INFO] [stdout] test recurrence_relation::tests::test_parse_recurrence_relation ... ok
[INFO] [stdout] test polynomial::tests::test_roots ... ok
[INFO] [stdout] test recurrence_relation::tests::test_solve ... ok
[INFO] [stdout] test recurrence_solution::tests::test_get_terms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests recurrence
[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" "4d308ef967157d26bbe2852d15eee05d1181029c1310f8f790eaa99c5130fa1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d308ef967157d26bbe2852d15eee05d1181029c1310f8f790eaa99c5130fa1f", kill_on_drop: false }`
[INFO] [stdout] 4d308ef967157d26bbe2852d15eee05d1181029c1310f8f790eaa99c5130fa1f