[INFO] fetching crate fieldmask 0.0.2...
[INFO] testing fieldmask-0.0.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate fieldmask 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fieldmask 0.0.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fieldmask 0.0.2
[INFO] finished tweaking crates.io crate fieldmask 0.0.2
[INFO] tweaked toml for crates.io crate fieldmask 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fieldmask_derive v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] bbfbbc7b1ef0c6672e8421c5053276c22ceb74970832ee7cc9ce57faf5de45e6
[INFO] running `Command { std: "docker" "start" "-a" "bbfbbc7b1ef0c6672e8421c5053276c22ceb74970832ee7cc9ce57faf5de45e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbfbbc7b1ef0c6672e8421c5053276c22ceb74970832ee7cc9ce57faf5de45e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbfbbc7b1ef0c6672e8421c5053276c22ceb74970832ee7cc9ce57faf5de45e6", kill_on_drop: false }`
[INFO] [stdout] bbfbbc7b1ef0c6672e8421c5053276c22ceb74970832ee7cc9ce57faf5de45e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dce0ebdbf8737c022b844fe537326f7433804164a158e387e4914fb24bb8cad
[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" "2dce0ebdbf8737c022b844fe537326f7433804164a158e387e4914fb24bb8cad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling fieldmask_derive v0.0.2
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling fieldmask v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.48s
[INFO] running `Command { std: "docker" "inspect" "2dce0ebdbf8737c022b844fe537326f7433804164a158e387e4914fb24bb8cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dce0ebdbf8737c022b844fe537326f7433804164a158e387e4914fb24bb8cad", kill_on_drop: false }`
[INFO] [stdout] 2dce0ebdbf8737c022b844fe537326f7433804164a158e387e4914fb24bb8cad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7a4230dd67d3c56da5ff15b9b2579a28491af15abd5a795add87d01c3fe1dd5
[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" "d7a4230dd67d3c56da5ff15b9b2579a28491af15abd5a795add87d01c3fe1dd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fieldmask v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `Command { std: "docker" "inspect" "d7a4230dd67d3c56da5ff15b9b2579a28491af15abd5a795add87d01c3fe1dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a4230dd67d3c56da5ff15b9b2579a28491af15abd5a795add87d01c3fe1dd5", kill_on_drop: false }`
[INFO] [stdout] d7a4230dd67d3c56da5ff15b9b2579a28491af15abd5a795add87d01c3fe1dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7fd16a14b582b2f9e9b6bfbdf8beaec8c286baeffbfff8c3334afd4f91d02d5f
[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" "7fd16a14b582b2f9e9b6bfbdf8beaec8c286baeffbfff8c3334afd4f91d02d5f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fieldmask-d209ce70a23c9b32)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/flat.rs (/opt/rustwide/target/debug/deps/flat-59102a872d53fb9f)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test empty_mask ... ok
[INFO] [stdout] test flat ... ok
[INFO] [stdout] test nested_mask ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/full_example.rs (/opt/rustwide/target/debug/deps/full_example-ce0de70f4d36a782)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test case_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nested.rs (/opt/rustwide/target/debug/deps/nested-a6e9e8d0479cb275)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test full_child_mask ... ok
[INFO] [stdout] test nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/one_of.rs (/opt/rustwide/target/debug/deps/one_of-c07b297ed1ec711b)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test different_variant ... ok
[INFO] [stdout] test matched_field ... ok
[INFO] [stdout] test snake_case ... ok
[INFO] [stdout] test no_field ... ok
[INFO] [stdout] test different_variant_both_in_mask ... ok
[INFO] [stdout] test one_of ... ok
[INFO] [stdout] test self_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/optional_child.rs (/opt/rustwide/target/debug/deps/optional_child-42a356b6228f7677)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test other_child_is_none ... ok
[INFO] [stdout] test no_mask_applied_to_child ... ok
[INFO] [stdout] test optional_child ... ok
[INFO] [stdout] test both_children_are_none ... ok
[INFO] [stdout] test full_child_mask ... ok
[INFO] [stdout] test self_child_is_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/prost.rs (/opt/rustwide/target/debug/deps/prost-3abb7f5266c0545c)
[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] [stderr]    Doc-tests fieldmask
[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" "7fd16a14b582b2f9e9b6bfbdf8beaec8c286baeffbfff8c3334afd4f91d02d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd16a14b582b2f9e9b6bfbdf8beaec8c286baeffbfff8c3334afd4f91d02d5f", kill_on_drop: false }`
[INFO] [stdout] 7fd16a14b582b2f9e9b6bfbdf8beaec8c286baeffbfff8c3334afd4f91d02d5f