[INFO] cloning repository https://github.com/Mestru/rust_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mestru/rust_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMestru%2Frust_examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMestru%2Frust_examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42eaf8edf145cd95383d36789464050d1ea158d2
[INFO] testing Mestru/rust_examples 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%2FMestru%2Frust_examples" "/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/Mestru/rust_examples 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/Mestru/rust_examples
[INFO] finished tweaking git repo https://github.com/Mestru/rust_examples
[INFO] tweaked toml for git repo https://github.com/Mestru/rust_examples written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Mestru/rust_examples 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] 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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1afd43c33e21dc9e2257e43e57962b6da3b55d34da6e293a2d5548d2db4480a1
[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" "1afd43c33e21dc9e2257e43e57962b6da3b55d34da6e293a2d5548d2db4480a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1afd43c33e21dc9e2257e43e57962b6da3b55d34da6e293a2d5548d2db4480a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1afd43c33e21dc9e2257e43e57962b6da3b55d34da6e293a2d5548d2db4480a1", kill_on_drop: false }`
[INFO] [stdout] 1afd43c33e21dc9e2257e43e57962b6da3b55d34da6e293a2d5548d2db4480a1
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 33ba32869733f2ec541d5d1f6933f58563dfb7d18117f23ce94f190e03ab31d4
[INFO] running `Command { std: "docker" "start" "-a" "33ba32869733f2ec541d5d1f6933f58563dfb7d18117f23ce94f190e03ab31d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `Command { std: "docker" "inspect" "33ba32869733f2ec541d5d1f6933f58563dfb7d18117f23ce94f190e03ab31d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ba32869733f2ec541d5d1f6933f58563dfb7d18117f23ce94f190e03ab31d4", kill_on_drop: false }`
[INFO] [stdout] 33ba32869733f2ec541d5d1f6933f58563dfb7d18117f23ce94f190e03ab31d4
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5be253e52bfc45d0ce0468fe7623a4477b0d017104f976fa2e3146f17d19f1ea
[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" "5be253e52bfc45d0ce0468fe7623a4477b0d017104f976fa2e3146f17d19f1ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "5be253e52bfc45d0ce0468fe7623a4477b0d017104f976fa2e3146f17d19f1ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be253e52bfc45d0ce0468fe7623a4477b0d017104f976fa2e3146f17d19f1ea", kill_on_drop: false }`
[INFO] [stdout] 5be253e52bfc45d0ce0468fe7623a4477b0d017104f976fa2e3146f17d19f1ea
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9558ebb3962f27155e4b65b51f4fb47a688cd5c6e7e16fe5db8de41b3311933a
[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" "9558ebb3962f27155e4b65b51f4fb47a688cd5c6e7e16fe5db8de41b3311933a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_examples-0ae0fc11aaaff3bb
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test main_tests::testing_function_send_0_output_0 ... ok
[INFO] [stdout] test main_tests::testing_function_send_5_output_5 ... ok
[INFO] [stdout] test test::test_tests::decomposing_tuple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9558ebb3962f27155e4b65b51f4fb47a688cd5c6e7e16fe5db8de41b3311933a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9558ebb3962f27155e4b65b51f4fb47a688cd5c6e7e16fe5db8de41b3311933a", kill_on_drop: false }`
[INFO] [stdout] 9558ebb3962f27155e4b65b51f4fb47a688cd5c6e7e16fe5db8de41b3311933a