[INFO] cloning repository https://github.com/greg-el/rusty-cow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/greg-el/rusty-cow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreg-el%2Frusty-cow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreg-el%2Frusty-cow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba7627b82d6daa57dfeb2c07b562a9d8860a86d7
[INFO] testing greg-el/rusty-cow 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%2Fgreg-el%2Frusty-cow" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/greg-el/rusty-cow 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/greg-el/rusty-cow
[INFO] finished tweaking git repo https://github.com/greg-el/rusty-cow
[INFO] tweaked toml for git repo https://github.com/greg-el/rusty-cow written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/greg-el/rusty-cow 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a3afde1d7bda3329c7e62971047bec3fd6447c1a46b2ad25521e3a813709f512
[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" "a3afde1d7bda3329c7e62971047bec3fd6447c1a46b2ad25521e3a813709f512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3afde1d7bda3329c7e62971047bec3fd6447c1a46b2ad25521e3a813709f512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3afde1d7bda3329c7e62971047bec3fd6447c1a46b2ad25521e3a813709f512", kill_on_drop: false }`
[INFO] [stdout] a3afde1d7bda3329c7e62971047bec3fd6447c1a46b2ad25521e3a813709f512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 955baf80618ad4c5a59038fbb1be65b18769b92599d94020f4be5f7dd76bdc61
[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" "955baf80618ad4c5a59038fbb1be65b18769b92599d94020f4be5f7dd76bdc61", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusty-cow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "955baf80618ad4c5a59038fbb1be65b18769b92599d94020f4be5f7dd76bdc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955baf80618ad4c5a59038fbb1be65b18769b92599d94020f4be5f7dd76bdc61", kill_on_drop: false }`
[INFO] [stdout] 955baf80618ad4c5a59038fbb1be65b18769b92599d94020f4be5f7dd76bdc61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 90ae2a0121e85fefc97fcca278e159712ad32b7b35df2f09f9bda02231183444
[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" "90ae2a0121e85fefc97fcca278e159712ad32b7b35df2f09f9bda02231183444", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-cow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "90ae2a0121e85fefc97fcca278e159712ad32b7b35df2f09f9bda02231183444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ae2a0121e85fefc97fcca278e159712ad32b7b35df2f09f9bda02231183444", kill_on_drop: false }`
[INFO] [stdout] 90ae2a0121e85fefc97fcca278e159712ad32b7b35df2f09f9bda02231183444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 151e5695243a2f582399d23b355c034af7e6483ff68650f5ce93931bd85607fd
[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" "151e5695243a2f582399d23b355c034af7e6483ff68650f5ce93931bd85607fd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_cow-28a75fc13254b91b
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_increment_current_memory_address ... ok
[INFO] [stdout] test tests::test_print_current_memory_address_as_integer ... ok
[INFO] [stdout] test tests::test_read_ascii_value ... ok
[INFO] [stdout] test tests::test_decrement_current_memory_address ... ok
[INFO] [stdout] test tests::test_set_memory_value_from_integer ... ok
[INFO] [stdout] test tests::test_set_current_memory_address_to_zero ... ok
[INFO] [stdout] test tests::test_string_to_ascii_value ... ok
[INFO] [stdout] test tests::test_move_pointer_back_one ... ok
[INFO] [stdout] test tests::test_move_pointer_forward_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "151e5695243a2f582399d23b355c034af7e6483ff68650f5ce93931bd85607fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151e5695243a2f582399d23b355c034af7e6483ff68650f5ce93931bd85607fd", kill_on_drop: false }`
[INFO] [stdout] 151e5695243a2f582399d23b355c034af7e6483ff68650f5ce93931bd85607fd