[INFO] fetching crate fluent_builder 0.6.0...
[INFO] testing fluent_builder-0.6.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate fluent_builder 0.6.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate fluent_builder 0.6.0 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 fluent_builder 0.6.0
[INFO] finished tweaking crates.io crate fluent_builder 0.6.0
[INFO] tweaked toml for crates.io crate fluent_builder 0.6.0 written to /workspace/builds/worker-14/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 3e819a6112eda6dc5e5ce0955af04a485db80b19be8878c18f11bb00e9a8c72f
[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" "3e819a6112eda6dc5e5ce0955af04a485db80b19be8878c18f11bb00e9a8c72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e819a6112eda6dc5e5ce0955af04a485db80b19be8878c18f11bb00e9a8c72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e819a6112eda6dc5e5ce0955af04a485db80b19be8878c18f11bb00e9a8c72f", kill_on_drop: false }`
[INFO] [stdout] 3e819a6112eda6dc5e5ce0955af04a485db80b19be8878c18f11bb00e9a8c72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] cf6d3e805f7c0ab4fee9fcaab8fd6ea19e8085918cf8f2ce1c803f7b5fb045f1
[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" "cf6d3e805f7c0ab4fee9fcaab8fd6ea19e8085918cf8f2ce1c803f7b5fb045f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling fluent_builder v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:94:36
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct BoxedMethod<TValue>(Box<Method<TValue>>);
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:99:37
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub struct SharedMethod<TValue>(Box<Method<TValue> + Send>);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "cf6d3e805f7c0ab4fee9fcaab8fd6ea19e8085918cf8f2ce1c803f7b5fb045f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6d3e805f7c0ab4fee9fcaab8fd6ea19e8085918cf8f2ce1c803f7b5fb045f1", kill_on_drop: false }`
[INFO] [stdout] cf6d3e805f7c0ab4fee9fcaab8fd6ea19e8085918cf8f2ce1c803f7b5fb045f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] bb89a6ccb50d1d3197addc6dee3d5e4a26632c3a1ef5699f68c402da9cbebbb6
[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" "bb89a6ccb50d1d3197addc6dee3d5e4a26632c3a1ef5699f68c402da9cbebbb6", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:94:36
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct BoxedMethod<TValue>(Box<Method<TValue>>);
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fluent_builder v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:99:37
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub struct SharedMethod<TValue>(Box<Method<TValue> + Send>);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:94:36
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct BoxedMethod<TValue>(Box<Method<TValue>>);
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:99:37
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub struct SharedMethod<TValue>(Box<Method<TValue> + Send>);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "bb89a6ccb50d1d3197addc6dee3d5e4a26632c3a1ef5699f68c402da9cbebbb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb89a6ccb50d1d3197addc6dee3d5e4a26632c3a1ef5699f68c402da9cbebbb6", kill_on_drop: false }`
[INFO] [stdout] bb89a6ccb50d1d3197addc6dee3d5e4a26632c3a1ef5699f68c402da9cbebbb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 0dcb821d4cc76fb8228445720754a53d0d526a23fff5af41df7622552674cbce
[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" "0dcb821d4cc76fb8228445720754a53d0d526a23fff5af41df7622552674cbce", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 38 tests
[INFO] [stderr]   --> src/imp.rs:94:36
[INFO] [stdout] test imp::tests::boxed::fluent_override::default ... ok
[INFO] [stderr]    |
[INFO] [stdout] test imp::tests::boxed::fluent_override::default_fluent ... ok
[INFO] [stderr] 94 | pub struct BoxedMethod<TValue>(Box<Method<TValue>>);
[INFO] [stdout] test imp::tests::boxed::fluent_override::default_value ... ok
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue>`
[INFO] [stdout] test imp::tests::boxed::fluent_stack::default_fluent ... ok
[INFO] [stderr]    |
[INFO] [stdout] test imp::tests::shared::fluent_override::default ... ok
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] test imp::tests::boxed::fluent_stack::default ... ok
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed ... ok
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_fluent ... ok
[INFO] [stderr] 
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_fluent_value ... ok
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_value ... ok
[INFO] [stderr]   --> src/imp.rs:99:37
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_value ... ok
[INFO] [stderr]    |
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_value_fluent ... ok
[INFO] [stderr] 99 | pub struct SharedMethod<TValue>(Box<Method<TValue> + Send>);
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/imp.rs:94:36
[INFO] [stderr]    |
[INFO] [stderr] 94 | pub struct BoxedMethod<TValue>(Box<Method<TValue>>);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/imp.rs:99:37
[INFO] [stderr]    |
[INFO] [stderr] 99 | pub struct SharedMethod<TValue>(Box<Method<TValue> + Send>);
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fluent_builder-769e8f5f4750272f)
[INFO] [stdout] test imp::tests::stateless::fluent_override::default_fluent ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_fluent ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_value_fluent ... ok
[INFO] [stdout] test imp::tests::shared::fluent_override::default_value ... ok
[INFO] [stdout] test imp::tests::shared::fluent_stack::default_fluent ... ok
[INFO] [stdout] test imp::tests::shared::fluent_stack::default ... ok
[INFO] [stdout] test imp::tests::shared::fluent_stack::default_value ... ok
[INFO] [stdout] test imp::tests::boxed::fluent_stack::default_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_fluent_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::value_take ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default_fluent_value ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default ... ok
[INFO] [stderr]    Doc-tests fluent_builder
[INFO] [stdout] test imp::tests::stateless::fluent_override::default ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::value_fluent_take ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default_value ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::default_value_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default_value_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::default_fluent_value ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::default_value ... ok
[INFO] [stdout] test imp::tests::shared::fluent_override::default_fluent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/imp.rs - imp::StatefulFluentBuilder<TSeed, TValue, TStack, TStorage>::try_into_value (line 539) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] test src/imp.rs - imp::FluentBuilder<TValue, TStack, TStorage>::try_into_value (line 278) ... ok
[INFO] [stdout] test src/lib.rs - (line 132) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0dcb821d4cc76fb8228445720754a53d0d526a23fff5af41df7622552674cbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dcb821d4cc76fb8228445720754a53d0d526a23fff5af41df7622552674cbce", kill_on_drop: false }`
[INFO] [stdout] 0dcb821d4cc76fb8228445720754a53d0d526a23fff5af41df7622552674cbce