[INFO] fetching crate environment 0.1.1...
[INFO] testing environment-0.1.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate environment 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate environment 0.1.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate environment 0.1.1
[INFO] finished tweaking crates.io crate environment 0.1.1
[INFO] tweaked toml for crates.io crate environment 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 234c2157a2c292d2d4097714a43d996684fcedbc6a3d2f3a1ae0c2480ae96b73
[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" "234c2157a2c292d2d4097714a43d996684fcedbc6a3d2f3a1ae0c2480ae96b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "234c2157a2c292d2d4097714a43d996684fcedbc6a3d2f3a1ae0c2480ae96b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234c2157a2c292d2d4097714a43d996684fcedbc6a3d2f3a1ae0c2480ae96b73", kill_on_drop: false }`
[INFO] [stdout] 234c2157a2c292d2d4097714a43d996684fcedbc6a3d2f3a1ae0c2480ae96b73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7302539aaa5cbd7d8163b74636c7d6d9045a6649a18424e510b72e13fb58b7fc
[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" "7302539aaa5cbd7d8163b74636c7d6d9045a6649a18424e510b72e13fb58b7fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling environment v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "7302539aaa5cbd7d8163b74636c7d6d9045a6649a18424e510b72e13fb58b7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7302539aaa5cbd7d8163b74636c7d6d9045a6649a18424e510b72e13fb58b7fc", kill_on_drop: false }`
[INFO] [stdout] 7302539aaa5cbd7d8163b74636c7d6d9045a6649a18424e510b72e13fb58b7fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] 18d9d49067271e2af10d11e8d4b8c865efd5421da77d9aec259e9b6c4ab81250
[INFO] running `Command { std: "docker" "start" "-a" "18d9d49067271e2af10d11e8d4b8c865efd5421da77d9aec259e9b6c4ab81250", kill_on_drop: false }`
[INFO] [stderr]    Compiling environment v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "18d9d49067271e2af10d11e8d4b8c865efd5421da77d9aec259e9b6c4ab81250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d9d49067271e2af10d11e8d4b8c865efd5421da77d9aec259e9b6c4ab81250", kill_on_drop: false }`
[INFO] [stdout] 18d9d49067271e2af10d11e8d4b8c865efd5421da77d9aec259e9b6c4ab81250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27f099ba2dea3ffab8d3674076385203303d0e7619a3d03a06f1371302be5d7e
[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" "27f099ba2dea3ffab8d3674076385203303d0e7619a3d03a06f1371302be5d7e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/environment-914a95336c8f053e)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::in_place_mod ... ok
[INFO] [stdout] test test::take_ownership ... ok
[INFO] [stdout] test test::in_place_mod2 ... ok
[INFO] [stdout] test test::in_place_mod3 ... ok
[INFO] [stdout] test test::empty_env ... ok
[INFO] [stderr]    Doc-tests environment
[INFO] [stdout] test test::take_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Environment::insert (line 60) ... ok
[INFO] [stdout] test src/lib.rs - Environment::empty (line 46) ... ok
[INFO] [stdout] test src/lib.rs - Environment::inherit (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27f099ba2dea3ffab8d3674076385203303d0e7619a3d03a06f1371302be5d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27f099ba2dea3ffab8d3674076385203303d0e7619a3d03a06f1371302be5d7e", kill_on_drop: false }`
[INFO] [stdout] 27f099ba2dea3ffab8d3674076385203303d0e7619a3d03a06f1371302be5d7e