[INFO] fetching crate fluent_builder 0.6.0...
[INFO] testing fluent_builder-0.6.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fluent_builder 0.6.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fluent_builder 0.6.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 638b7cf80e06ded5fdf6464904fd81f049863753d34c4692265eb084c768adf8
[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" "638b7cf80e06ded5fdf6464904fd81f049863753d34c4692265eb084c768adf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "638b7cf80e06ded5fdf6464904fd81f049863753d34c4692265eb084c768adf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "638b7cf80e06ded5fdf6464904fd81f049863753d34c4692265eb084c768adf8", kill_on_drop: false }`
[INFO] [stdout] 638b7cf80e06ded5fdf6464904fd81f049863753d34c4692265eb084c768adf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e3968eac18ea842c29c394d403040fad1cb1e4fc478aa065dd6bc3f209d94de
[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" "3e3968eac18ea842c29c394d403040fad1cb1e4fc478aa065dd6bc3f209d94de", 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] 
[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] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "3e3968eac18ea842c29c394d403040fad1cb1e4fc478aa065dd6bc3f209d94de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e3968eac18ea842c29c394d403040fad1cb1e4fc478aa065dd6bc3f209d94de", kill_on_drop: false }`
[INFO] [stdout] 3e3968eac18ea842c29c394d403040fad1cb1e4fc478aa065dd6bc3f209d94de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b53da298142e50d8e03bf981bdc9919e80fea73829dec9b1d54a0248f9b79c3f
[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" "b53da298142e50d8e03bf981bdc9919e80fea73829dec9b1d54a0248f9b79c3f", 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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "b53da298142e50d8e03bf981bdc9919e80fea73829dec9b1d54a0248f9b79c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53da298142e50d8e03bf981bdc9919e80fea73829dec9b1d54a0248f9b79c3f", kill_on_drop: false }`
[INFO] [stdout] b53da298142e50d8e03bf981bdc9919e80fea73829dec9b1d54a0248f9b79c3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1d679308098bcba362adda24a739b1c9c0f9ec5b60c29d0c80043539529e493
[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" "d1d679308098bcba362adda24a739b1c9c0f9ec5b60c29d0c80043539529e493", kill_on_drop: false }`
[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] 
[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: 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] 
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fluent_builder-b2e85303b3f6ba85
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test imp::tests::boxed::fluent_override::default_value ... ok
[INFO] [stdout] test imp::tests::boxed::fluent_stack::default ... ok
[INFO] [stdout] test imp::tests::boxed::fluent_stack::default_fluent ... ok
[INFO] [stdout] test imp::tests::boxed::fluent_stack::default_value ... ok
[INFO] [stdout] test imp::tests::shared::fluent_override::default ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_fluent ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_fluent ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_fluent_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_seed_value_fluent ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_override::from_value ... ok
[INFO] [stdout] test imp::tests::shared::fluent_override::default_fluent ... ok
[INFO] [stdout] test imp::tests::shared::fluent_override::default_value ... 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::shared::fluent_stack::default_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::default ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::default_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::default_fluent_value ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::value_take ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_fluent ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_fluent_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed_value_fluent ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_value ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_override::default_value ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default_fluent_value ... ok
[INFO] [stdout] test imp::tests::stateful::fluent_stack::from_seed ... ok
[INFO] [stdout] test imp::tests::boxed::fluent_override::default ... ok
[INFO] [stdout] test imp::tests::boxed::fluent_override::default_fluent ... ok
[INFO] [stdout] test imp::tests::stateless::fluent_stack::default_value_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::stateful::fluent_stack::from_fluent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fluent_builder
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... 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 26) ... 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] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1d679308098bcba362adda24a739b1c9c0f9ec5b60c29d0c80043539529e493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d679308098bcba362adda24a739b1c9c0f9ec5b60c29d0c80043539529e493", kill_on_drop: false }`
[INFO] [stdout] d1d679308098bcba362adda24a739b1c9c0f9ec5b60c29d0c80043539529e493