[INFO] updating cached repository https://github.com/wmww/snap-out
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92c4b9463c661a92158fbfc70b66b7cb9fdf9d0c
[INFO] testing wmww/snap-out against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmww%2Fsnap-out" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wmww/snap-out on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wmww/snap-out
[INFO] finished tweaking git repo https://github.com/wmww/snap-out
[INFO] tweaked toml for git repo https://github.com/wmww/snap-out written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 640d318a9d15d25ec3b3fd7e60c7e00487f8760207d94abafe6acb8d70403f8c
[INFO] running `Command { std: "docker" "start" "-a" "640d318a9d15d25ec3b3fd7e60c7e00487f8760207d94abafe6acb8d70403f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "640d318a9d15d25ec3b3fd7e60c7e00487f8760207d94abafe6acb8d70403f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640d318a9d15d25ec3b3fd7e60c7e00487f8760207d94abafe6acb8d70403f8c", kill_on_drop: false }`
[INFO] [stdout] 640d318a9d15d25ec3b3fd7e60c7e00487f8760207d94abafe6acb8d70403f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c235bf38bfd1920f25d8b5833a638a5c6f154fde73e57ac47769f1646d08fbb7
[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" "c235bf38bfd1920f25d8b5833a638a5c6f154fde73e57ac47769f1646d08fbb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-error v0.2.1
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling procfs v0.5.4
[INFO] [stderr]    Compiling snap-out v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.67s
[INFO] running `Command { std: "docker" "inspect" "c235bf38bfd1920f25d8b5833a638a5c6f154fde73e57ac47769f1646d08fbb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c235bf38bfd1920f25d8b5833a638a5c6f154fde73e57ac47769f1646d08fbb7", kill_on_drop: false }`
[INFO] [stdout] c235bf38bfd1920f25d8b5833a638a5c6f154fde73e57ac47769f1646d08fbb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb207ed6b70ca933ea7e2b8f711d4b25254c34430eb7b392ced61d73bc81cdc1
[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" "bb207ed6b70ca933ea7e2b8f711d4b25254c34430eb7b392ced61d73bc81cdc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling snap-out v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "bb207ed6b70ca933ea7e2b8f711d4b25254c34430eb7b392ced61d73bc81cdc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb207ed6b70ca933ea7e2b8f711d4b25254c34430eb7b392ced61d73bc81cdc1", kill_on_drop: false }`
[INFO] [stdout] bb207ed6b70ca933ea7e2b8f711d4b25254c34430eb7b392ced61d73bc81cdc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab9ce63241587a73789c48ab14f65febc4030053f3c934d17f605cacc9dd56cc
[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" "ab9ce63241587a73789c48ab14f65febc4030053f3c934d17f605cacc9dd56cc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 37 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snap_out-6f5bc678457fbbd8
[INFO] [stdout] test environments::tests::detects_correctly_when_at_snap_boundry ... ok
[INFO] [stdout] test environments::tests::detects_correctly_when_multiple_layers_in_snap ... ok
[INFO] [stdout] test options::tests::parses_show_help ... ok
[INFO] [stdout] test options::tests::parses_show_script ... ok
[INFO] [stdout] test options::tests::parses_show_version ... ok
[INFO] [stdout] test process::tests::can_get_myself_parent_process ... ok
[INFO] [stdout] test options::tests::parses_command_with_no_args ... ok
[INFO] [stdout] test options::tests::errors_on_bad_arg ... ok
[INFO] [stdout] test environments::tests::errors_when_not_in_snap ... ok
[INFO] [stdout] test environments::tests::consolidates_single_variable ... ok
[INFO] [stdout] test environments::tests::consolidates_multiple_variables ... ok
[INFO] [stdout] test environments::tests::consolidates_varibale_only_in_one_env ... ok
[INFO] [stdout] test options::tests::none_on_no_args ... ok
[INFO] [stdout] test options::tests::parses_command_with_args ... ok
[INFO] [stdout] test process::tests::can_get_myself_process ... ok
[INFO] [stdout] test environments::tests::errors_when_cant_escape_snap ... ok
[INFO] [stdout] test process::tests::can_traverse_to_top ... ok
[INFO] [stdout] test variable::tests::detects_required_clear ... ok
[INFO] [stdout] test variable::tests::leaves_variable_always_set ... ok
[INFO] [stdout] test variable::tests::detects_no_required_change_to_value ... ok
[INFO] [stdout] test variable::tests::detects_required_change_to_value ... ok
[INFO] [stdout] test variable::tests::leaves_variable_changed_in_snap_then_again_in_myself ... ok
[INFO] [stdout] test variable::tests::detects_no_required_change_to_empty ... ok
[INFO] [stdout] test variable::tests::clears_variable_set_in_snap ... ok
[INFO] [stdout] test variable::tests::leaves_variable_changed_in_snap_then_cleared_in_myself ... ok
[INFO] [stdout] test command::tests::running_true_returns_0 ... ok
[INFO] [stdout] test variable::tests::leaves_variable_set_in_snap_then_changed_in_myself ... ok
[INFO] [stdout] test variable::tests::leaves_variable_set_in_snap_then_cleared_in_myself ... ok
[INFO] [stdout] test variable::tests::leaves_variable_set_in_myself ... ok
[INFO] [stdout] test variable::tests::restores_variable_changed_in_snap ... ok
[INFO] [stdout] test command::tests::evaluates_false_bash_exp ... ok
[INFO] [stdout] test variable::tests::restores_variable_cleared_in_snap ... ok
[INFO] [stdout] test command::tests::running_false_returns_1 ... ok
[INFO] [stdout] test command::tests::can_remove_variable ... ok
[INFO] [stdout] test process::tests::correctly_detects_env_vars ... ok
[INFO] [stdout] test command::tests::can_add_variable ... ok
[INFO] [stdout] test command::tests::evaluates_true_bash_exp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab9ce63241587a73789c48ab14f65febc4030053f3c934d17f605cacc9dd56cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab9ce63241587a73789c48ab14f65febc4030053f3c934d17f605cacc9dd56cc", kill_on_drop: false }`
[INFO] [stdout] ab9ce63241587a73789c48ab14f65febc4030053f3c934d17f605cacc9dd56cc