[INFO] fetching crate wordcut-engine 0.2.0...
[INFO] checking wordcut-engine-0.2.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate wordcut-engine 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wordcut-engine 0.2.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wordcut-engine 0.2.0
[INFO] finished tweaking crates.io crate wordcut-engine 0.2.0
[INFO] tweaked toml for crates.io crate wordcut-engine 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c71de55acadfcdfff248510d287fbde24e69527c54457711955439a8cf4257c
[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" "3c71de55acadfcdfff248510d287fbde24e69527c54457711955439a8cf4257c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c71de55acadfcdfff248510d287fbde24e69527c54457711955439a8cf4257c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c71de55acadfcdfff248510d287fbde24e69527c54457711955439a8cf4257c", kill_on_drop: false }`
[INFO] [stdout] 3c71de55acadfcdfff248510d287fbde24e69527c54457711955439a8cf4257c
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82061b3b09f251c71501bf270aa59f67ae798ceeaa7f28c3a6e8963dbd1d5acd
[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" "82061b3b09f251c71501bf270aa59f67ae798ceeaa7f28c3a6e8963dbd1d5acd", kill_on_drop: false }`
[INFO] [stderr]     Checking prefixtree v0.1.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking wordcut-engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 | type CharPredicate = Fn(char) -> bool;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[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/lib.rs:357:31
[INFO] [stdout]     |
[INFO] [stdout] 357 |     let mut builders: Vec<Box<EdgeBuilder>> =
[INFO] [stdout]     |                               ^^^^^^^^^^^ help: use `dyn`: `dyn EdgeBuilder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:452:31
[INFO] [stdout]     |
[INFO] [stdout] 452 |     let mut builders: Vec<Box<DagEdgeBuilder>> =
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn DagEdgeBuilder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 | type CharPredicate = Fn(char) -> bool;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[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/lib.rs:357:31
[INFO] [stdout]     |
[INFO] [stdout] 357 |     let mut builders: Vec<Box<EdgeBuilder>> =
[INFO] [stdout]     |                               ^^^^^^^^^^^ help: use `dyn`: `dyn EdgeBuilder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:452:31
[INFO] [stdout]     |
[INFO] [stdout] 452 |     let mut builders: Vec<Box<DagEdgeBuilder>> =
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn DagEdgeBuilder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:217:1
[INFO] [stdout]     |
[INFO] [stdout] 217 | / lazy_static! {
[INFO] [stdout] 218 | |     static ref PUNC_SET: HashSet<char> = {
[INFO] [stdout] 219 | |         let mut m = HashSet::new();
[INFO] [stdout] 220 | |         m.insert(' ');
[INFO] [stdout] ...   |
[INFO] [stdout] 230 | |     };
[INFO] [stdout] 231 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:217:1
[INFO] [stdout]     |
[INFO] [stdout] 217 | / lazy_static! {
[INFO] [stdout] 218 | |     static ref PUNC_SET: HashSet<char> = {
[INFO] [stdout] 219 | |         let mut m = HashSet::new();
[INFO] [stdout] 220 | |         m.insert(' ');
[INFO] [stdout] ...   |
[INFO] [stdout] 230 | |     };
[INFO] [stdout] 231 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82061b3b09f251c71501bf270aa59f67ae798ceeaa7f28c3a6e8963dbd1d5acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82061b3b09f251c71501bf270aa59f67ae798ceeaa7f28c3a6e8963dbd1d5acd", kill_on_drop: false }`
[INFO] [stdout] 82061b3b09f251c71501bf270aa59f67ae798ceeaa7f28c3a6e8963dbd1d5acd
