[INFO] fetching crate rair-env 0.1.0...
[INFO] testing rair-env-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rair-env 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rair-env 0.1.0 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 crates.io crate rair-env 0.1.0
[INFO] finished tweaking crates.io crate rair-env 0.1.0
[INFO] tweaked toml for crates.io crate rair-env 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] 5cd6e565c9b70a5d164da8c77f419b02810c3c9ff1d906f65587688f21415262
[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" "5cd6e565c9b70a5d164da8c77f419b02810c3c9ff1d906f65587688f21415262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cd6e565c9b70a5d164da8c77f419b02810c3c9ff1d906f65587688f21415262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd6e565c9b70a5d164da8c77f419b02810c3c9ff1d906f65587688f21415262", kill_on_drop: false }`
[INFO] [stdout] 5cd6e565c9b70a5d164da8c77f419b02810c3c9ff1d906f65587688f21415262
[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] 02197f0b5a8315e8f6845c27f2a6b2280eb56dbfd9fff2172da070a415e1a3fe
[INFO] running `Command { std: "docker" "start" "-a" "02197f0b5a8315e8f6845c27f2a6b2280eb56dbfd9fff2172da070a415e1a3fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling rair-env v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "02197f0b5a8315e8f6845c27f2a6b2280eb56dbfd9fff2172da070a415e1a3fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02197f0b5a8315e8f6845c27f2a6b2280eb56dbfd9fff2172da070a415e1a3fe", kill_on_drop: false }`
[INFO] [stdout] 02197f0b5a8315e8f6845c27f2a6b2280eb56dbfd9fff2172da070a415e1a3fe
[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] 2da7544c45189be9921c443de2ff8aaf983a221291ce078234530095c3fcb336
[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" "2da7544c45189be9921c443de2ff8aaf983a221291ce078234530095c3fcb336", kill_on_drop: false }`
[INFO] [stderr]    Compiling rair-env v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "2da7544c45189be9921c443de2ff8aaf983a221291ce078234530095c3fcb336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da7544c45189be9921c443de2ff8aaf983a221291ce078234530095c3fcb336", kill_on_drop: false }`
[INFO] [stdout] 2da7544c45189be9921c443de2ff8aaf983a221291ce078234530095c3fcb336
[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] 92993b05beeef460b2f521ec96510699b5436ada54baf6e73991b1eb8f05425f
[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" "92993b05beeef460b2f521ec96510699b5436ada54baf6e73991b1eb8f05425f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rair_env-6746cc67c48bee7e
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test environment::test_environment::test_bool ... ok
[INFO] [stdout] test environment::test_environment::test_u64 ... ok
[INFO] [stdout] test environment::test_environment::test_color ... ok
[INFO] [stdout] test environment::test_environment::test_i64 ... ok
[INFO] [stdout] test environment::test_environment::test_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rair-env
[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" "92993b05beeef460b2f521ec96510699b5436ada54baf6e73991b1eb8f05425f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92993b05beeef460b2f521ec96510699b5436ada54baf6e73991b1eb8f05425f", kill_on_drop: false }`
[INFO] [stdout] 92993b05beeef460b2f521ec96510699b5436ada54baf6e73991b1eb8f05425f