[INFO] cloning repository https://github.com/rust-embedded/cross
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-embedded/cross" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-embedded%2Fcross", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-embedded%2Fcross'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b2a01220c73ae517129019d436d382412d1928b
[INFO] testing rust-embedded/cross against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-embedded%2Fcross" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-embedded/cross 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/rust-embedded/cross
[INFO] finished tweaking git repo https://github.com/rust-embedded/cross
[INFO] tweaked toml for git repo https://github.com/rust-embedded/cross written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-embedded/cross 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8f2247dabffff7f1352a9ab2174d6a17151bd4001d2b3c7d56ea1601cd8f2138
[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" "8f2247dabffff7f1352a9ab2174d6a17151bd4001d2b3c7d56ea1601cd8f2138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f2247dabffff7f1352a9ab2174d6a17151bd4001d2b3c7d56ea1601cd8f2138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2247dabffff7f1352a9ab2174d6a17151bd4001d2b3c7d56ea1601cd8f2138", kill_on_drop: false }`
[INFO] [stdout] 8f2247dabffff7f1352a9ab2174d6a17151bd4001d2b3c7d56ea1601cd8f2138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9b52abeb11129c26e483c25ed589983a77fc9df299e7296a8114553244cadc7f
[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" "9b52abeb11129c26e483c25ed589983a77fc9df299e7296a8114553244cadc7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling cross v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling backtrace v0.3.49
[INFO] [stderr]    Compiling nix v0.22.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.99s
[INFO] running `Command { std: "docker" "inspect" "9b52abeb11129c26e483c25ed589983a77fc9df299e7296a8114553244cadc7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b52abeb11129c26e483c25ed589983a77fc9df299e7296a8114553244cadc7f", kill_on_drop: false }`
[INFO] [stdout] 9b52abeb11129c26e483c25ed589983a77fc9df299e7296a8114553244cadc7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a96b1d24e45b6e9387652153035c7dd61a68beb46a15aa04f215fea751b2d883
[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" "a96b1d24e45b6e9387652153035c7dd61a68beb46a15aa04f215fea751b2d883", kill_on_drop: false }`
[INFO] [stderr]    Compiling cross v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "a96b1d24e45b6e9387652153035c7dd61a68beb46a15aa04f215fea751b2d883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a96b1d24e45b6e9387652153035c7dd61a68beb46a15aa04f215fea751b2d883", kill_on_drop: false }`
[INFO] [stdout] a96b1d24e45b6e9387652153035c7dd61a68beb46a15aa04f215fea751b2d883
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 857e930b8ff12635963dd2e4b2bf70409645d11804cdecadbc2c93c801f6aabc
[INFO] running `Command { std: "docker" "start" "-a" "857e930b8ff12635963dd2e4b2bf70409645d11804cdecadbc2c93c801f6aabc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cross-536d79b7b9aa8996)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test config::tests::test_config::env_target_and_toml_build_xargo_then_use_toml ... ok
[INFO] [stdout] test config::tests::test_environment::collect_passthrough ... ok
[INFO] [stdout] test config::tests::test_config::env_target_and_toml_target_xargo_target_then_use_env ... ok
[INFO] [stdout] test config::tests::test_environment::parse_error_in_env ... ok
[INFO] [stdout] test config::tests::test_environment::target_build_var_name ... ok
[INFO] [stdout] test docker::tests::mount_finder::test_adjust_multiple_paths ... ok
[INFO] [stdout] test docker::tests::mount_finder::test_default_finder_returns_original ... ok
[INFO] [stdout] test docker::tests::mount_finder::test_longest_destination_path_wins ... ok
[INFO] [stdout] test config::tests::test_environment::build_and_target_set_returns_tuple ... ok
[INFO] [stdout] test config::tests::test_config::volumes_use_env_over_toml ... ok
[INFO] [stdout] test docker::tests::parse_docker_inspect::test_parse_container_root ... ok
[INFO] [stdout] test config::tests::test_config::env_and_toml_build_xargo_then_use_env ... ok
[INFO] [stdout] test docker::tests::parse_docker_inspect::test_parse_empty_user_mounts ... ok
[INFO] [stdout] test config::tests::test_config::volumes_use_toml_when_no_env ... ok
[INFO] [stdout] test docker::tests::parse_docker_inspect::test_parse_missing_user_moutns ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "857e930b8ff12635963dd2e4b2bf70409645d11804cdecadbc2c93c801f6aabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857e930b8ff12635963dd2e4b2bf70409645d11804cdecadbc2c93c801f6aabc", kill_on_drop: false }`
[INFO] [stdout] 857e930b8ff12635963dd2e4b2bf70409645d11804cdecadbc2c93c801f6aabc