[INFO] fetching crate efflux 2.0.1...
[INFO] testing efflux-2.0.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate efflux 2.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate efflux 2.0.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate efflux 2.0.1
[INFO] finished tweaking crates.io crate efflux 2.0.1
[INFO] tweaked toml for crates.io crate efflux 2.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50161192306e8fbad0ce385c9a60936ea6189dc82011d1509f7887a222fa24b2
[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" "50161192306e8fbad0ce385c9a60936ea6189dc82011d1509f7887a222fa24b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50161192306e8fbad0ce385c9a60936ea6189dc82011d1509f7887a222fa24b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50161192306e8fbad0ce385c9a60936ea6189dc82011d1509f7887a222fa24b2", kill_on_drop: false }`
[INFO] [stdout] 50161192306e8fbad0ce385c9a60936ea6189dc82011d1509f7887a222fa24b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d5d5db774718af54b51f59fb6ce117cc3c18ac5832900e0d1aca738999a21f1
[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" "2d5d5db774718af54b51f59fb6ce117cc3c18ac5832900e0d1aca738999a21f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unchecked-index v0.2.2
[INFO] [stderr]    Compiling bytelines v2.2.2
[INFO] [stderr]    Compiling twoway v0.2.2
[INFO] [stderr]    Compiling efflux v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context/mod.rs:82:31
[INFO] [stdout]    |
[INFO] [stdout] 82 |     data: HashMap<TypeId, Box<Any>>,
[INFO] [stdout]    |                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "2d5d5db774718af54b51f59fb6ce117cc3c18ac5832900e0d1aca738999a21f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5d5db774718af54b51f59fb6ce117cc3c18ac5832900e0d1aca738999a21f1", kill_on_drop: false }`
[INFO] [stdout] 2d5d5db774718af54b51f59fb6ce117cc3c18ac5832900e0d1aca738999a21f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 354c2870628ee03ca39670ba05e9079022d28af90b511aefc0b491ccf0abec7f
[INFO] running `Command { std: "docker" "start" "-a" "354c2870628ee03ca39670ba05e9079022d28af90b511aefc0b491ccf0abec7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling efflux v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context/mod.rs:82:31
[INFO] [stdout]    |
[INFO] [stdout] 82 |     data: HashMap<TypeId, Box<Any>>,
[INFO] [stdout]    |                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context/mod.rs:82:31
[INFO] [stdout]    |
[INFO] [stdout] 82 |     data: HashMap<TypeId, Box<Any>>,
[INFO] [stdout]    |                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "354c2870628ee03ca39670ba05e9079022d28af90b511aefc0b491ccf0abec7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354c2870628ee03ca39670ba05e9079022d28af90b511aefc0b491ccf0abec7f", kill_on_drop: false }`
[INFO] [stdout] 354c2870628ee03ca39670ba05e9079022d28af90b511aefc0b491ccf0abec7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46e0c2c300ac5d3542f36ae86da2a105e4b4984a3dc17492c3f11f921ae40381
[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" "46e0c2c300ac5d3542f36ae86da2a105e4b4984a3dc17492c3f11f921ae40381", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:82:31
[INFO] [stderr]    |
[INFO] [stderr] 82 |     data: HashMap<TypeId, Box<Any>>,
[INFO] [stderr]    |                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:82:31
[INFO] [stderr]    |
[INFO] [stderr] 82 |     data: HashMap<TypeId, Box<Any>>,
[INFO] [stderr]    |                               ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/efflux-f3294230e11de195)
[INFO] [stdout] running 14 tests
[INFO] [stdout] test context::delim::tests::test_reduce_delimiters_creation ... ok
[INFO] [stdout] test context::offset::tests::test_offset_shifting ... ok
[INFO] [stdout] test context::tests::test_context_insertion ... ok
[INFO] [stdout] test context::tests::test_context_creation ... ok
[INFO] [stdout] test context::delim::tests::test_map_delimiters_creation ... ok
[INFO] [stdout] test context::tests::test_mutable_references ... ok
[INFO] [stdout] test context::delim::tests::test_delimiter_defaults ... ok
[INFO] [stdout] test context::conf::tests::test_retrieval_shimming ... ok
[INFO] [stdout] test context::tests::test_taking_values ... ok
[INFO] [stdout] test context::conf::tests::test_insertion_shimming ... ok
[INFO] [stdout] test mapper::tests::test_mapper_lifecycle ... ok
[INFO] [stdout] test reducer::tests::test_reducer_empty_values ... ok
[INFO] [stdout] test reducer::tests::test_reducer_lifecycle ... ok
[INFO] [stderr]    Doc-tests efflux
[INFO] [stdout] test context::conf::tests::test_config_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - prelude (line 51) ... ok
[INFO] [stdout] test src/context/mod.rs - context (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46e0c2c300ac5d3542f36ae86da2a105e4b4984a3dc17492c3f11f921ae40381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e0c2c300ac5d3542f36ae86da2a105e4b4984a3dc17492c3f11f921ae40381", kill_on_drop: false }`
[INFO] [stdout] 46e0c2c300ac5d3542f36ae86da2a105e4b4984a3dc17492c3f11f921ae40381