[INFO] cloning repository https://github.com/hamzamuric/Dumb-Circles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hamzamuric/Dumb-Circles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamzamuric%2FDumb-Circles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamzamuric%2FDumb-Circles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74da37b08e3d24989d0b4d9b385c4f8fd37b4a48
[INFO] testing hamzamuric/Dumb-Circles against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamzamuric%2FDumb-Circles" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hamzamuric/Dumb-Circles on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hamzamuric/Dumb-Circles
[INFO] finished tweaking git repo https://github.com/hamzamuric/Dumb-Circles
[INFO] tweaked toml for git repo https://github.com/hamzamuric/Dumb-Circles written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/hamzamuric/Dumb-Circles already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ws v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa9d687a25f85a7ceb604278f47b5aef9ebc0fd251be27b887ac227e8014bc03
[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" "aa9d687a25f85a7ceb604278f47b5aef9ebc0fd251be27b887ac227e8014bc03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa9d687a25f85a7ceb604278f47b5aef9ebc0fd251be27b887ac227e8014bc03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9d687a25f85a7ceb604278f47b5aef9ebc0fd251be27b887ac227e8014bc03", kill_on_drop: false }`
[INFO] [stdout] aa9d687a25f85a7ceb604278f47b5aef9ebc0fd251be27b887ac227e8014bc03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "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] 7f08f95f773e2167bddf92cc6df949521c133bf618cf5513d1f5b89d9c76bf03
[INFO] running `Command { std: "docker" "start" "-a" "7f08f95f773e2167bddf92cc6df949521c133bf618cf5513d1f5b89d9c76bf03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling igrica v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.73s
[INFO] running `Command { std: "docker" "inspect" "7f08f95f773e2167bddf92cc6df949521c133bf618cf5513d1f5b89d9c76bf03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f08f95f773e2167bddf92cc6df949521c133bf618cf5513d1f5b89d9c76bf03", kill_on_drop: false }`
[INFO] [stdout] 7f08f95f773e2167bddf92cc6df949521c133bf618cf5513d1f5b89d9c76bf03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "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] 121d5e0219b12871f52dbbe9ad8779e96f60c5dbe1cd3c84cb70cb32b026c207
[INFO] running `Command { std: "docker" "start" "-a" "121d5e0219b12871f52dbbe9ad8779e96f60c5dbe1cd3c84cb70cb32b026c207", kill_on_drop: false }`
[INFO] [stderr]    Compiling igrica v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "121d5e0219b12871f52dbbe9ad8779e96f60c5dbe1cd3c84cb70cb32b026c207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121d5e0219b12871f52dbbe9ad8779e96f60c5dbe1cd3c84cb70cb32b026c207", kill_on_drop: false }`
[INFO] [stdout] 121d5e0219b12871f52dbbe9ad8779e96f60c5dbe1cd3c84cb70cb32b026c207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7ab0180a062eb6d14c6d0f02cf7815d64c732fc24422722c8c379fa714d067a
[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" "a7ab0180a062eb6d14c6d0f02cf7815d64c732fc24422722c8c379fa714d067a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/igrica-44365a20b9ea4e1a
[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" "a7ab0180a062eb6d14c6d0f02cf7815d64c732fc24422722c8c379fa714d067a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ab0180a062eb6d14c6d0f02cf7815d64c732fc24422722c8c379fa714d067a", kill_on_drop: false }`
[INFO] [stdout] a7ab0180a062eb6d14c6d0f02cf7815d64c732fc24422722c8c379fa714d067a