[INFO] fetching crate environment 0.1.1...
[INFO] testing environment-0.1.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate environment 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate environment 0.1.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77774654949c75a9c8dc69d9ba9d3adb53b66fd0c1f8693371866c76c4e89a93
[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" "77774654949c75a9c8dc69d9ba9d3adb53b66fd0c1f8693371866c76c4e89a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77774654949c75a9c8dc69d9ba9d3adb53b66fd0c1f8693371866c76c4e89a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77774654949c75a9c8dc69d9ba9d3adb53b66fd0c1f8693371866c76c4e89a93", kill_on_drop: false }`
[INFO] [stdout] 77774654949c75a9c8dc69d9ba9d3adb53b66fd0c1f8693371866c76c4e89a93
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a29a1c6021997032f24bee30384165dade01db4875c7f7222c0cd7f764df915
[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" "5a29a1c6021997032f24bee30384165dade01db4875c7f7222c0cd7f764df915", kill_on_drop: false }`
[INFO] [stderr]    Compiling environment v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "5a29a1c6021997032f24bee30384165dade01db4875c7f7222c0cd7f764df915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a29a1c6021997032f24bee30384165dade01db4875c7f7222c0cd7f764df915", kill_on_drop: false }`
[INFO] [stdout] 5a29a1c6021997032f24bee30384165dade01db4875c7f7222c0cd7f764df915
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecfa1aceeee57fc860850db4e74871a331bd25fbe109a47d0db72d49d48ec9c6
[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" "ecfa1aceeee57fc860850db4e74871a331bd25fbe109a47d0db72d49d48ec9c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling environment v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "ecfa1aceeee57fc860850db4e74871a331bd25fbe109a47d0db72d49d48ec9c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfa1aceeee57fc860850db4e74871a331bd25fbe109a47d0db72d49d48ec9c6", kill_on_drop: false }`
[INFO] [stdout] ecfa1aceeee57fc860850db4e74871a331bd25fbe109a47d0db72d49d48ec9c6
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cef28a96b24f3a36a1867616345188ffeba0c264eebeb53508ca53328861f46
[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" "7cef28a96b24f3a36a1867616345188ffeba0c264eebeb53508ca53328861f46", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/environment-1480da91f0b79c79
[INFO] [stdout] test test::empty_env ... ok
[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::take_vec ... ok
[INFO] [stdout] test test::in_place_mod3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests environment
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Environment::empty (line 46) ... ok
[INFO] [stdout] test src/lib.rs - Environment::inherit (line 26) ... ok
[INFO] [stdout] test src/lib.rs - Environment::insert (line 60) ... 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" "7cef28a96b24f3a36a1867616345188ffeba0c264eebeb53508ca53328861f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cef28a96b24f3a36a1867616345188ffeba0c264eebeb53508ca53328861f46", kill_on_drop: false }`
[INFO] [stdout] 7cef28a96b24f3a36a1867616345188ffeba0c264eebeb53508ca53328861f46