[INFO] cloning repository https://github.com/circld/multiplikara
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/circld/multiplikara" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcircld%2Fmultiplikara", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcircld%2Fmultiplikara'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e43322a5f3918683569121e73fcfd120ab0fe7e7
[INFO] testing circld/multiplikara against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcircld%2Fmultiplikara" "/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/circld/multiplikara 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/circld/multiplikara
[INFO] finished tweaking git repo https://github.com/circld/multiplikara
[INFO] tweaked toml for git repo https://github.com/circld/multiplikara written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/circld/multiplikara 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-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" "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] 87aef5d151ec8485d043074278f008c4ffc0d89fe87082b99645964013c20a2d
[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" "87aef5d151ec8485d043074278f008c4ffc0d89fe87082b99645964013c20a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87aef5d151ec8485d043074278f008c4ffc0d89fe87082b99645964013c20a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87aef5d151ec8485d043074278f008c4ffc0d89fe87082b99645964013c20a2d", kill_on_drop: false }`
[INFO] [stdout] 87aef5d151ec8485d043074278f008c4ffc0d89fe87082b99645964013c20a2d
[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" "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] 7643c2a3b852dc1d10eb7e7e179821e297c47e56175f11cd7e55ae3bd95ca2b6
[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" "7643c2a3b852dc1d10eb7e7e179821e297c47e56175f11cd7e55ae3bd95ca2b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling c1w1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.30s
[INFO] running `Command { std: "docker" "inspect" "7643c2a3b852dc1d10eb7e7e179821e297c47e56175f11cd7e55ae3bd95ca2b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7643c2a3b852dc1d10eb7e7e179821e297c47e56175f11cd7e55ae3bd95ca2b6", kill_on_drop: false }`
[INFO] [stdout] 7643c2a3b852dc1d10eb7e7e179821e297c47e56175f11cd7e55ae3bd95ca2b6
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de84692d7a3570920b4c98665ff87738dae0f13f27148e2efe5b2bb3b2260dde
[INFO] running `Command { std: "docker" "start" "-a" "de84692d7a3570920b4c98665ff87738dae0f13f27148e2efe5b2bb3b2260dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling c1w1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "de84692d7a3570920b4c98665ff87738dae0f13f27148e2efe5b2bb3b2260dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de84692d7a3570920b4c98665ff87738dae0f13f27148e2efe5b2bb3b2260dde", kill_on_drop: false }`
[INFO] [stdout] de84692d7a3570920b4c98665ff87738dae0f13f27148e2efe5b2bb3b2260dde
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bf83e02c0e9203daebce58859461d4f98294c1a9ce3f9f01b918584038d355e
[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" "6bf83e02c0e9203daebce58859461d4f98294c1a9ce3f9f01b918584038d355e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test test::add_different_digit_counts_test ... ok
[INFO] [stdout] test test::add_single_digit_with_carry_test ... ok
[INFO] [stdout] test test::add_three_mixed_signs_test ... ok
[INFO] [stdout] test test::add_two_negative_test ... ok
[INFO] [stdout] test test::cmp_both_negative_larger_test ... ok
[INFO] [stdout] test test::flip_sign_neg_to_pos_test ... ok
[INFO] [stdout] test test::flip_sign_pos_to_neg_test ... ok
[INFO] [stdout] test test::midpoint_larger_first ... ok
[INFO] [stdout] test test::midpoint_same_test ... ok
[INFO] [stdout] test test::midpoint_smaller_first_test ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/c1w1-0678ae175d89452c
[INFO] [stdout] test test::multiply_one_negative_test ... ok
[INFO] [stdout] test test::add_flip_sign_then_add_test ... ok
[INFO] [stdout] test test::cmp_positive_larger_test ... ok
[INFO] [stdout] test test::add_oom_numbers_test ... ok
[INFO] [stdout] test test::multiply_large_test ... ok
[INFO] [stdout] test test::multiply_small_test ... ok
[INFO] [stdout] test test::multiply_two_negative_test ... ok
[INFO] [stdout] test test::new_numberstr_zero_string_test ... ok
[INFO] [stdout] test test::new_numberstr_test ... ok
[INFO] [stdout] test test::add_mixed_sign_larger_negative_test ... ok
[INFO] [stdout] test test::split_at_test ... ok
[INFO] [stdout] test test::zeroes_test ... ok
[INFO] [stdout] test test::cmp_both_negative_larger_same_len_test ... ok
[INFO] [stdout] test test::cmp_positive_smaller_same_len_test ... ok
[INFO] [stdout] test test::cmp_smaller_one_negative_test ... ok
[INFO] [stdout] test test::add_mixed_sign_larger_positive_test ... ok
[INFO] [stdout] test test::new_number_str_from_collection_test ... ok
[INFO] [stdout] test test::new_numberstr_empty_string_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6bf83e02c0e9203daebce58859461d4f98294c1a9ce3f9f01b918584038d355e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf83e02c0e9203daebce58859461d4f98294c1a9ce3f9f01b918584038d355e", kill_on_drop: false }`
[INFO] [stdout] 6bf83e02c0e9203daebce58859461d4f98294c1a9ce3f9f01b918584038d355e