[INFO] fetching crate rtrie 0.1.1... [INFO] checking rtrie-0.1.1 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015 [INFO] extracting crate rtrie 0.1.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate rtrie 0.1.1 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rtrie 0.1.1 [INFO] finished tweaking crates.io crate rtrie 0.1.1 [INFO] tweaked toml for crates.io crate rtrie 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "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] f9fda8d023599adffe2e2bfb0217aa529f56212f8220997b020ac32b4a48da57 [INFO] running `Command { std: "docker" "start" "-a" "f9fda8d023599adffe2e2bfb0217aa529f56212f8220997b020ac32b4a48da57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9fda8d023599adffe2e2bfb0217aa529f56212f8220997b020ac32b4a48da57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9fda8d023599adffe2e2bfb0217aa529f56212f8220997b020ac32b4a48da57", kill_on_drop: false }` [INFO] [stdout] f9fda8d023599adffe2e2bfb0217aa529f56212f8220997b020ac32b4a48da57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 056e61332b310fa3a600ff0005e2dc6d60167d173ea87423648643583e516f07 [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" "056e61332b310fa3a600ff0005e2dc6d60167d173ea87423648643583e516f07", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.78 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rtrie v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ternary.rs:25:14 [INFO] [stdout] | [INFO] [stdout] 25 | rng: Box, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:209:9 [INFO] [stdout] | [INFO] [stdout] 209 | /// Unwrap the treenode, creating a new node if it was an empty node. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 210 | / let mut node = match self.0 { [INFO] [stdout] 211 | | Some(node) => *node, [INFO] [stdout] 212 | | None => TreeNode::new(ch), [INFO] [stdout] 213 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:294:9 [INFO] [stdout] | [INFO] [stdout] 294 | /// Unwrap the treenode, If the node is None, there is nothing to delete [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 295 | / let mut node = match self.0 { [INFO] [stdout] 296 | | Some(node) => *node, [INFO] [stdout] 297 | | None => return self, [INFO] [stdout] 298 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking quickcheck v0.4.1 [INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter [INFO] [stdout] --> benches/ternary.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | let sample = rand::sample(rng, r.lines().map(Result::unwrap), sample_size); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter [INFO] [stdout] --> benches/ternary.rs:39:25 [INFO] [stdout] | [INFO] [stdout] 39 | let lookup_sample = rand::sample(&mut rng, sample, lookup_len); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ternary.rs:25:14 [INFO] [stdout] | [INFO] [stdout] 25 | rng: Box, [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:209:9 [INFO] [stdout] | [INFO] [stdout] 209 | /// Unwrap the treenode, creating a new node if it was an empty node. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 210 | / let mut node = match self.0 { [INFO] [stdout] 211 | | Some(node) => *node, [INFO] [stdout] 212 | | None => TreeNode::new(ch), [INFO] [stdout] 213 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:294:9 [INFO] [stdout] | [INFO] [stdout] 294 | /// Unwrap the treenode, If the node is None, there is nothing to delete [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 295 | / let mut node = match self.0 { [INFO] [stdout] 296 | | Some(node) => *node, [INFO] [stdout] 297 | | None => return self, [INFO] [stdout] 298 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 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 6.55s [INFO] running `Command { std: "docker" "inspect" "056e61332b310fa3a600ff0005e2dc6d60167d173ea87423648643583e516f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "056e61332b310fa3a600ff0005e2dc6d60167d173ea87423648643583e516f07", kill_on_drop: false }` [INFO] [stdout] 056e61332b310fa3a600ff0005e2dc6d60167d173ea87423648643583e516f07