[INFO] fetching crate ngrammatic 0.3.1...
[INFO] checking ngrammatic-0.3.1 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate ngrammatic 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ngrammatic 0.3.1 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ngrammatic 0.3.1
[INFO] finished tweaking crates.io crate ngrammatic 0.3.1
[INFO] tweaked toml for crates.io crate ngrammatic 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df9ecc673bd6e57f470c3adb1a9c5a15d3b4fe5c4a8ecce7fc49a3e907037f91
[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" "df9ecc673bd6e57f470c3adb1a9c5a15d3b4fe5c4a8ecce7fc49a3e907037f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df9ecc673bd6e57f470c3adb1a9c5a15d3b4fe5c4a8ecce7fc49a3e907037f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9ecc673bd6e57f470c3adb1a9c5a15d3b4fe5c4a8ecce7fc49a3e907037f91", kill_on_drop: false }`
[INFO] [stdout] df9ecc673bd6e57f470c3adb1a9c5a15d3b4fe5c4a8ecce7fc49a3e907037f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--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] 179174201e4e4ed7fa6d9933c8a13083181079ab913b4a3fc753e7aa937bec0f
[INFO] running `Command { std: "docker" "start" "-a" "179174201e4e4ed7fa6d9933c8a13083181079ab913b4a3fc753e7aa937bec0f", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking ngrammatic v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:434:20
[INFO] [stdout]     |
[INFO] [stdout] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[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:565:20
[INFO] [stdout]     |
[INFO] [stdout] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:670:47
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:434:20
[INFO] [stdout]     |
[INFO] [stdout] 434 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[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:565:20
[INFO] [stdout]     |
[INFO] [stdout] 565 |     key_trans: Box<Fn(&str) -> String>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:670:47
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn key_trans(mut self, key_trans: Box<Fn(&str) -> String>) -> Self {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "179174201e4e4ed7fa6d9933c8a13083181079ab913b4a3fc753e7aa937bec0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179174201e4e4ed7fa6d9933c8a13083181079ab913b4a3fc753e7aa937bec0f", kill_on_drop: false }`
[INFO] [stdout] 179174201e4e4ed7fa6d9933c8a13083181079ab913b4a3fc753e7aa937bec0f