[INFO] cloning repository https://github.com/jacderida/travis_docker_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacderida/travis_docker_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacderida%2Ftravis_docker_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacderida%2Ftravis_docker_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 217feb8dcc7c3a6443370c8e0690bc2a94039e40
[INFO] testing jacderida/travis_docker_test against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacderida%2Ftravis_docker_test" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jacderida/travis_docker_test on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jacderida/travis_docker_test
[INFO] finished tweaking git repo https://github.com/jacderida/travis_docker_test
[INFO] tweaked toml for git repo https://github.com/jacderida/travis_docker_test written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jacderida/travis_docker_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "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] 7e57aad0658571652ba08de1022ef4495c999dc5a381af9c73444f33aea8bbd8
[INFO] running `Command { std: "docker" "start" "-a" "7e57aad0658571652ba08de1022ef4495c999dc5a381af9c73444f33aea8bbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e57aad0658571652ba08de1022ef4495c999dc5a381af9c73444f33aea8bbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e57aad0658571652ba08de1022ef4495c999dc5a381af9c73444f33aea8bbd8", kill_on_drop: false }`
[INFO] [stdout] 7e57aad0658571652ba08de1022ef4495c999dc5a381af9c73444f33aea8bbd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2621f5f6b4e1fa1068248b07e99cf2c6992723741a498de554cfb64e481c7fb
[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" "a2621f5f6b4e1fa1068248b07e99cf2c6992723741a498de554cfb64e481c7fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling travis_docker_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "a2621f5f6b4e1fa1068248b07e99cf2c6992723741a498de554cfb64e481c7fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2621f5f6b4e1fa1068248b07e99cf2c6992723741a498de554cfb64e481c7fb", kill_on_drop: false }`
[INFO] [stdout] a2621f5f6b4e1fa1068248b07e99cf2c6992723741a498de554cfb64e481c7fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 849982cfefa5a20cb1bc9a343ae0b3fe337498666c665e6d8e606189009d881e
[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" "849982cfefa5a20cb1bc9a343ae0b3fe337498666c665e6d8e606189009d881e", kill_on_drop: false }`
[INFO] [stderr]    Compiling travis_docker_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "849982cfefa5a20cb1bc9a343ae0b3fe337498666c665e6d8e606189009d881e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849982cfefa5a20cb1bc9a343ae0b3fe337498666c665e6d8e606189009d881e", kill_on_drop: false }`
[INFO] [stdout] 849982cfefa5a20cb1bc9a343ae0b3fe337498666c665e6d8e606189009d881e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2907560a769560e50884bb79cc3619154f920c2d4ceeb758bd2863e4fa903f5
[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" "a2907560a769560e50884bb79cc3619154f920c2d4ceeb758bd2863e4fa903f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/travis_docker_test-8f1395dfa8dc0ee0
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib::tests::add_has_correct_result_for_2_positive_integers ... ok
[INFO] [stdout] test lib::tests::sub_has_correct_result_for_2_positive_integers ... ok
[INFO] [stdout] test lib::tests::add_same_params_in_different_order_produces_same_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2907560a769560e50884bb79cc3619154f920c2d4ceeb758bd2863e4fa903f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2907560a769560e50884bb79cc3619154f920c2d4ceeb758bd2863e4fa903f5", kill_on_drop: false }`
[INFO] [stdout] a2907560a769560e50884bb79cc3619154f920c2d4ceeb758bd2863e4fa903f5