[INFO] cloning repository https://github.com/woohp/foo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/woohp/foo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoohp%2Ffoo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoohp%2Ffoo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfcbd0368f286b7d5d557f05e23a93a7b2a75e28 [INFO] checking woohp/foo against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoohp%2Ffoo" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/woohp/foo on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/woohp/foo [INFO] finished tweaking git repo https://github.com/woohp/foo [INFO] tweaked toml for git repo https://github.com/woohp/foo written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/woohp/foo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2f3eb3628424bb5de74ac0e2cf33a895903c36b658a71180862215edc37cfb2e [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" "2f3eb3628424bb5de74ac0e2cf33a895903c36b658a71180862215edc37cfb2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f3eb3628424bb5de74ac0e2cf33a895903c36b658a71180862215edc37cfb2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f3eb3628424bb5de74ac0e2cf33a895903c36b658a71180862215edc37cfb2e", kill_on_drop: false }` [INFO] [stdout] 2f3eb3628424bb5de74ac0e2cf33a895903c36b658a71180862215edc37cfb2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] ab7e55f570e71d4de675f2f20341d877c9ee696af96fb81262e2a85f3faac914 [INFO] running `Command { std: "docker" "start" "-a" "ab7e55f570e71d4de675f2f20341d877c9ee696af96fb81262e2a85f3faac914", kill_on_drop: false }` [INFO] [stderr] Checking main v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:182:14 [INFO] [stdout] | [INFO] [stdout] 182 | b'0' ... b'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:182:14 [INFO] [stdout] | [INFO] [stdout] 182 | b'0' ... b'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/err.rs:30:48 [INFO] [stdout] | [INFO] [stdout] 30 | BencodeError::Utf8(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/err.rs:31:52 [INFO] [stdout] | [INFO] [stdout] 31 | BencodeError::IntError(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/kademlia.rs:145:23 [INFO] [stdout] | [INFO] [stdout] 145 | fn add(&mut self, node: Node) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/err.rs:30:48 [INFO] [stdout] | [INFO] [stdout] 30 | BencodeError::Utf8(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/err.rs:31:52 [INFO] [stdout] | [INFO] [stdout] 31 | BencodeError::IntError(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/kademlia.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut val = datum1 + datum2 + carry as u64; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/kademlia.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(a: u32, b: u32, c: u32, d: u32, e: u32) -> NodeId { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `midpoint` [INFO] [stdout] --> src/kademlia.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn midpoint(&self, other: NodeId) -> NodeId { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `plus_one` [INFO] [stdout] --> src/kademlia.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 47 | fn plus_one(&self) -> NodeId { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `distance` [INFO] [stdout] --> src/kademlia.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | fn distance(&self, other: NodeId) -> u32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `distance` [INFO] [stdout] --> src/kademlia.rs:133:8 [INFO] [stdout] | [INFO] [stdout] 133 | fn distance(&self, other: Node) -> u32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `KBucket` [INFO] [stdout] --> src/kademlia.rs:138:8 [INFO] [stdout] | [INFO] [stdout] 138 | struct KBucket { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/kademlia.rs:145:8 [INFO] [stdout] | [INFO] [stdout] 145 | fn add(&mut self, node: Node) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `split` [INFO] [stdout] --> src/kademlia.rs:149:8 [INFO] [stdout] | [INFO] [stdout] 149 | fn split(&self) -> (KBucket, KBucket) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_in_range` [INFO] [stdout] --> src/kademlia.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn has_in_range(&self, node: Node) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `depth` [INFO] [stdout] --> src/kademlia.rs:178:8 [INFO] [stdout] | [INFO] [stdout] 178 | fn depth(&self) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RoutingTable` [INFO] [stdout] --> src/kademlia.rs:183:12 [INFO] [stdout] | [INFO] [stdout] 183 | pub struct RoutingTable { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/kademlia.rs:189:8 [INFO] [stdout] | [INFO] [stdout] 189 | fn add(&mut self, node: Node) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_bucket_for` [INFO] [stdout] --> src/kademlia.rs:209:8 [INFO] [stdout] | [INFO] [stdout] 209 | fn get_bucket_for(&self, node: &Node) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `split_bucket` [INFO] [stdout] --> src/kademlia.rs:218:8 [INFO] [stdout] | [INFO] [stdout] 218 | fn split_bucket(&mut self, index: usize) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/kademlia.rs:145:23 [INFO] [stdout] | [INFO] [stdout] 145 | fn add(&mut self, node: Node) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/kademlia.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut val = datum1 + datum2 + carry as u64; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `distance` [INFO] [stdout] --> src/kademlia.rs:133:8 [INFO] [stdout] | [INFO] [stdout] 133 | fn distance(&self, other: Node) -> u32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `KBucket` [INFO] [stdout] --> src/kademlia.rs:138:8 [INFO] [stdout] | [INFO] [stdout] 138 | struct KBucket { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/kademlia.rs:145:8 [INFO] [stdout] | [INFO] [stdout] 145 | fn add(&mut self, node: Node) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `split` [INFO] [stdout] --> src/kademlia.rs:149:8 [INFO] [stdout] | [INFO] [stdout] 149 | fn split(&self) -> (KBucket, KBucket) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_in_range` [INFO] [stdout] --> src/kademlia.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn has_in_range(&self, node: Node) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `depth` [INFO] [stdout] --> src/kademlia.rs:178:8 [INFO] [stdout] | [INFO] [stdout] 178 | fn depth(&self) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RoutingTable` [INFO] [stdout] --> src/kademlia.rs:183:12 [INFO] [stdout] | [INFO] [stdout] 183 | pub struct RoutingTable { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/kademlia.rs:189:8 [INFO] [stdout] | [INFO] [stdout] 189 | fn add(&mut self, node: Node) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_bucket_for` [INFO] [stdout] --> src/kademlia.rs:209:8 [INFO] [stdout] | [INFO] [stdout] 209 | fn get_bucket_for(&self, node: &Node) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `split_bucket` [INFO] [stdout] --> src/kademlia.rs:218:8 [INFO] [stdout] | [INFO] [stdout] 218 | fn split_bucket(&mut self, index: usize) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "ab7e55f570e71d4de675f2f20341d877c9ee696af96fb81262e2a85f3faac914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab7e55f570e71d4de675f2f20341d877c9ee696af96fb81262e2a85f3faac914", kill_on_drop: false }` [INFO] [stdout] ab7e55f570e71d4de675f2f20341d877c9ee696af96fb81262e2a85f3faac914