[INFO] cloning repository https://github.com/1kakarot/impl_method
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1kakarot/impl_method" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1kakarot%2Fimpl_method", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1kakarot%2Fimpl_method'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d4ad0004ede0c8b3325605a05a466f14bfe365c
[INFO] testing 1kakarot/impl_method against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1kakarot%2Fimpl_method" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/1kakarot/impl_method on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/1kakarot/impl_method
[INFO] finished tweaking git repo https://github.com/1kakarot/impl_method
[INFO] tweaked toml for git repo https://github.com/1kakarot/impl_method written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/1kakarot/impl_method already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 79677fe3640f8c1f3ee8cf674b662267ca291f9801b84375843b31d7466dd5ae
[INFO] running `Command { std: "docker" "start" "-a" "79677fe3640f8c1f3ee8cf674b662267ca291f9801b84375843b31d7466dd5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79677fe3640f8c1f3ee8cf674b662267ca291f9801b84375843b31d7466dd5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79677fe3640f8c1f3ee8cf674b662267ca291f9801b84375843b31d7466dd5ae", kill_on_drop: false }`
[INFO] [stdout] 79677fe3640f8c1f3ee8cf674b662267ca291f9801b84375843b31d7466dd5ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] a0ddcdecaed396b5d05c8408f0b9e412643268f1ab2dc9279082f0ac2712cd2d
[INFO] running `Command { std: "docker" "start" "-a" "a0ddcdecaed396b5d05c8408f0b9e412643268f1ab2dc9279082f0ac2712cd2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling impl_method v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "a0ddcdecaed396b5d05c8408f0b9e412643268f1ab2dc9279082f0ac2712cd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ddcdecaed396b5d05c8408f0b9e412643268f1ab2dc9279082f0ac2712cd2d", kill_on_drop: false }`
[INFO] [stdout] a0ddcdecaed396b5d05c8408f0b9e412643268f1ab2dc9279082f0ac2712cd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 8a144803dea008ade3715040a448fed491dcaaf541902a8bb626048767990837
[INFO] running `Command { std: "docker" "start" "-a" "8a144803dea008ade3715040a448fed491dcaaf541902a8bb626048767990837", kill_on_drop: false }`
[INFO] [stderr]    Compiling impl_method v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/impl_method-1f55e70df8148457)
[INFO] running `Command { std: "docker" "inspect" "8a144803dea008ade3715040a448fed491dcaaf541902a8bb626048767990837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a144803dea008ade3715040a448fed491dcaaf541902a8bb626048767990837", kill_on_drop: false }`
[INFO] [stdout] 8a144803dea008ade3715040a448fed491dcaaf541902a8bb626048767990837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 1c908505767368c080f0f5ac7b618eb390701f35020c5cf0d7d1cc11dd2bf1ff
[INFO] running `Command { std: "docker" "start" "-a" "1c908505767368c080f0f5ac7b618eb390701f35020c5cf0d7d1cc11dd2bf1ff", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/impl_method-1f55e70df8148457)
[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" "1c908505767368c080f0f5ac7b618eb390701f35020c5cf0d7d1cc11dd2bf1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c908505767368c080f0f5ac7b618eb390701f35020c5cf0d7d1cc11dd2bf1ff", kill_on_drop: false }`
[INFO] [stdout] 1c908505767368c080f0f5ac7b618eb390701f35020c5cf0d7d1cc11dd2bf1ff