[INFO] fetching crate fluent_builder 0.6.0...
[INFO] checking fluent_builder-0.6.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate fluent_builder 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fluent_builder 0.6.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] d95fdcde00fe9124900fbffb9cb7d1d129cf3da6fae448d95aeaeb2a66c71caf
[INFO] running `Command { std: "docker" "start" "-a" "d95fdcde00fe9124900fbffb9cb7d1d129cf3da6fae448d95aeaeb2a66c71caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d95fdcde00fe9124900fbffb9cb7d1d129cf3da6fae448d95aeaeb2a66c71caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d95fdcde00fe9124900fbffb9cb7d1d129cf3da6fae448d95aeaeb2a66c71caf", kill_on_drop: false }`
[INFO] [stdout] d95fdcde00fe9124900fbffb9cb7d1d129cf3da6fae448d95aeaeb2a66c71caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efda08b299eda783fadd6070781ac977894a29fd98b1bbf356965d3f02d1f820
[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" "efda08b299eda783fadd6070781ac977894a29fd98b1bbf356965d3f02d1f820", kill_on_drop: false }`
[INFO] [stderr]     Checking 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: 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "efda08b299eda783fadd6070781ac977894a29fd98b1bbf356965d3f02d1f820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efda08b299eda783fadd6070781ac977894a29fd98b1bbf356965d3f02d1f820", kill_on_drop: false }`
[INFO] [stdout] efda08b299eda783fadd6070781ac977894a29fd98b1bbf356965d3f02d1f820