[INFO] cloning repository https://github.com/Henning-K/sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Henning-K/sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenning-K%2Fsandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenning-K%2Fsandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d52793850a090de1f17fdfe9fda1208e092d6de6
[INFO] testing Henning-K/sandbox against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenning-K%2Fsandbox" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Henning-K/sandbox on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Henning-K/sandbox
[INFO] finished tweaking git repo https://github.com/Henning-K/sandbox
[INFO] tweaked toml for git repo https://github.com/Henning-K/sandbox written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Henning-K/sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6623cc27e1bcd1bdbfa4039066228895c3e3b4df20d62b84acf6c5084d3b20c9
[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" "6623cc27e1bcd1bdbfa4039066228895c3e3b4df20d62b84acf6c5084d3b20c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6623cc27e1bcd1bdbfa4039066228895c3e3b4df20d62b84acf6c5084d3b20c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6623cc27e1bcd1bdbfa4039066228895c3e3b4df20d62b84acf6c5084d3b20c9", kill_on_drop: false }`
[INFO] [stdout] 6623cc27e1bcd1bdbfa4039066228895c3e3b4df20d62b84acf6c5084d3b20c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df7070c94a49cdd1938f8523d6c93f57fee645157f954a4818edc59e7ac60bcd
[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" "df7070c94a49cdd1938f8523d6c93f57fee645157f954a4818edc59e7ac60bcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.16
[INFO] [stderr]    Compiling num_cpus v1.0.0
[INFO] [stderr]    Compiling sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "df7070c94a49cdd1938f8523d6c93f57fee645157f954a4818edc59e7ac60bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7070c94a49cdd1938f8523d6c93f57fee645157f954a4818edc59e7ac60bcd", kill_on_drop: false }`
[INFO] [stdout] df7070c94a49cdd1938f8523d6c93f57fee645157f954a4818edc59e7ac60bcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ed2284658a6fcbade15904758efdc1efddb679bbda6ca385a634bd2ea897661
[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" "8ed2284658a6fcbade15904758efdc1efddb679bbda6ca385a634bd2ea897661", kill_on_drop: false }`
[INFO] [stderr]    Compiling sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "8ed2284658a6fcbade15904758efdc1efddb679bbda6ca385a634bd2ea897661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed2284658a6fcbade15904758efdc1efddb679bbda6ca385a634bd2ea897661", kill_on_drop: false }`
[INFO] [stdout] 8ed2284658a6fcbade15904758efdc1efddb679bbda6ca385a634bd2ea897661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] bcdc725c464ecd7a7f9609937a72aacd04be48a535cc78396ddb217d0d15edf7
[INFO] running `Command { std: "docker" "start" "-a" "bcdc725c464ecd7a7f9609937a72aacd04be48a535cc78396ddb217d0d15edf7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sandbox-2b787460a0824dc9)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test base64::tests::encode_man ... ok
[INFO] [stdout] test base64::tests::decode_man ... ok
[INFO] [stdout] test base64::tests::encode_leviathan ... ok
[INFO] [stdout] test thread_testing::tests::single_thread_empty_return ... ok
[INFO] [stdout] test base64::tests::decode_leviathan ... ok
[INFO] [stdout] test bignum::tests::addition ... ok
[INFO] [stdout] test bignum::tests::creation ... ok
[INFO] [stdout] test thread_testing::tests::channels_test ... ok
[INFO] [stdout] test thread_testing::tests::cpu_count_threads_test ... ok
[INFO] [stdout] test thread_testing::tests::n_threads_test ... ok
[INFO] [stdout] test thread_testing::tests::mutating_threads_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sandbox-ec56d57542bc87ff)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sandbox
[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] [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" "bcdc725c464ecd7a7f9609937a72aacd04be48a535cc78396ddb217d0d15edf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcdc725c464ecd7a7f9609937a72aacd04be48a535cc78396ddb217d0d15edf7", kill_on_drop: false }`
[INFO] [stdout] bcdc725c464ecd7a7f9609937a72aacd04be48a535cc78396ddb217d0d15edf7