[INFO] fetching crate quotick 0.2.3... [INFO] checking quotick-0.2.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate quotick 0.2.3 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate quotick 0.2.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate quotick 0.2.3 [INFO] finished tweaking crates.io crate quotick 0.2.3 [INFO] tweaked toml for crates.io crate quotick 0.2.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate quotick 0.2.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ppv-lite86 v0.2.14 [INFO] [stderr] Downloaded serde_test v1.0.130 [INFO] [stderr] Downloaded libc v0.2.103 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e3e1f825ab3706235036e0161e510550690787e3c6b10551191810f3c037456 [INFO] running `Command { std: "docker" "start" "-a" "0e3e1f825ab3706235036e0161e510550690787e3c6b10551191810f3c037456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e3e1f825ab3706235036e0161e510550690787e3c6b10551191810f3c037456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e3e1f825ab3706235036e0161e510550690787e3c6b10551191810f3c037456", kill_on_drop: false }` [INFO] [stdout] 0e3e1f825ab3706235036e0161e510550690787e3c6b10551191810f3c037456 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 525f4978e0df076e2552a0f6319344c23bac42b15fb73adfbf38edd96026cf98 [INFO] running `Command { std: "docker" "start" "-a" "525f4978e0df076e2552a0f6319344c23bac42b15fb73adfbf38edd96026cf98", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Checking ppv-lite86 v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde_test v1.0.130 [INFO] [stderr] Checking quotick v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `nibble_vec::NibbleVec` [INFO] [stdout] --> src/radix_trie/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use nibble_vec::NibbleVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/radix_trie/trie_node.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nibble_vec::NibbleVec` [INFO] [stdout] --> src/radix_trie/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use nibble_vec::NibbleVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/radix_trie/trie_node.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `path_builder` is never read [INFO] [stdout] --> src/epoch.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct Epoch { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 31 | path_builder: QuotickPathBuilder, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `curr_epoch` is never read [INFO] [stdout] --> src/quotick.rs:249:5 [INFO] [stdout] | [INFO] [stdout] 247 | pub struct EpochIter<'a, T: Tick + Serialize + DeserializeOwned> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 248 | epoch_iter: Iter<'a, u64>, [INFO] [stdout] 249 | curr_epoch: Option>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/radix_trie/iter.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl<'a, K, V> Keys<'a, K, V> { [INFO] [stdout] | ----------------------------- associated function in this implementation [INFO] [stdout] 43 | pub fn new(iter: Iter<'a, K, V>) -> Keys<'a, K, V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/radix_trie/iter.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 68 | impl<'a, K, V> Values<'a, K, V> { [INFO] [stdout] | ------------------------------- associated function in this implementation [INFO] [stdout] 69 | pub fn new(iter: Iter<'a, K, V>) -> Values<'a, K, V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/radix_trie/trie_common.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait TrieCommon<'a, K: 'a, V: 'a>: ContainsTrieNode<'a, K, V> [INFO] [stdout] | ---------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 15 | fn key(self) -> Option<&'a K> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn value(self) -> Option<&'a V> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn is_empty(self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | fn is_leaf(self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | fn keys(self) -> Keys<'a, K, V> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn values(self) -> Values<'a, K, V> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | fn children(self) -> Children<'a, K, V>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn prefix(self) -> &'a Nibblet { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `key` is never used [INFO] [stdout] --> src/radix_trie/trie_node.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 32 | / impl TrieNode [INFO] [stdout] 33 | | where [INFO] [stdout] 34 | | K: TrieKey, [INFO] [stdout] | |___________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn key(&self) -> Option<&K> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/epoch.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | / self.frame_index_backing [INFO] [stdout] 116 | | .write_all( [INFO] [stdout] 117 | | &self.frame_index, [INFO] [stdout] 118 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 115 | let _ = self.frame_index_backing [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/quotick.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | / std::fs::create_dir_all( [INFO] [stdout] 36 | | path_builder [INFO] [stdout] 37 | | .epoch_path(), [INFO] [stdout] 38 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = std::fs::create_dir_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/quotick.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | / self.epoch_index_backing [INFO] [stdout] 200 | | .write_all( [INFO] [stdout] 201 | | &epoch_index, [INFO] [stdout] 202 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 199 | let _ = self.epoch_index_backing [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/quotick.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | self.persist(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 243 | let _ = self.persist(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `T` should have a snake case name [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | T: Option, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `T` should have a snake case name [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | T: Option, [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | / quotick.insert( [INFO] [stdout] 74 | | "ick::Frame::new( [INFO] [stdout] 75 | | tick.t as u64, [INFO] [stdout] 76 | | Trade { [INFO] [stdout] ... | [INFO] [stdout] 83 | | ) [INFO] [stdout] 84 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 73 | let _ = quotick.insert( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | quotick.persist(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = quotick.persist(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 117 | file.read_to_end(&mut test_data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 117 | let _ = file.read_to_end(&mut test_data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | / quotick.insert( [INFO] [stdout] 74 | | "ick::Frame::new( [INFO] [stdout] 75 | | tick.t as u64, [INFO] [stdout] 76 | | Trade { [INFO] [stdout] ... | [INFO] [stdout] 83 | | ) [INFO] [stdout] 84 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 73 | let _ = quotick.insert( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | quotick.persist(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = quotick.persist(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 117 | file.read_to_end(&mut test_data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 117 | let _ = file.read_to_end(&mut test_data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `path_builder` is never read [INFO] [stdout] --> src/epoch.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct Epoch { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 31 | path_builder: QuotickPathBuilder, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `curr_epoch` is never read [INFO] [stdout] --> src/quotick.rs:249:5 [INFO] [stdout] | [INFO] [stdout] 247 | pub struct EpochIter<'a, T: Tick + Serialize + DeserializeOwned> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 248 | epoch_iter: Iter<'a, u64>, [INFO] [stdout] 249 | curr_epoch: Option>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `encode_bytes` is never used [INFO] [stdout] --> src/radix_trie/keys.rs:231:12 [INFO] [stdout] | [INFO] [stdout] 230 | pub trait AsTrieKey { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 231 | fn encode_bytes(&self) -> Vec; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_empty` and `is_leaf` are never used [INFO] [stdout] --> src/radix_trie/trie_common.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait TrieCommon<'a, K: 'a, V: 'a>: ContainsTrieNode<'a, K, V> [INFO] [stdout] | ---------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 30 | fn is_empty(self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | fn is_leaf(self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/epoch.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | / self.frame_index_backing [INFO] [stdout] 116 | | .write_all( [INFO] [stdout] 117 | | &self.frame_index, [INFO] [stdout] 118 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 115 | let _ = self.frame_index_backing [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/quotick.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | / std::fs::create_dir_all( [INFO] [stdout] 36 | | path_builder [INFO] [stdout] 37 | | .epoch_path(), [INFO] [stdout] 38 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = std::fs::create_dir_all( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/quotick.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | / self.epoch_index_backing [INFO] [stdout] 200 | | .write_all( [INFO] [stdout] 201 | | &epoch_index, [INFO] [stdout] 202 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 199 | let _ = self.epoch_index_backing [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/quotick.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | self.persist(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 243 | let _ = self.persist(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.58s [INFO] running `Command { std: "docker" "inspect" "525f4978e0df076e2552a0f6319344c23bac42b15fb73adfbf38edd96026cf98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "525f4978e0df076e2552a0f6319344c23bac42b15fb73adfbf38edd96026cf98", kill_on_drop: false }` [INFO] [stdout] 525f4978e0df076e2552a0f6319344c23bac42b15fb73adfbf38edd96026cf98 [INFO] checking quotick-0.2.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate quotick 0.2.3 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate quotick 0.2.3 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate quotick 0.2.3 [INFO] finished tweaking crates.io crate quotick 0.2.3 [INFO] tweaked toml for crates.io crate quotick 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate quotick 0.2.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f3eda6a9190cc8bb19a549a5ea63584accc5c4445c2c5bcf3b46b6df5bf8560f [INFO] running `Command { std: "docker" "start" "-a" "f3eda6a9190cc8bb19a549a5ea63584accc5c4445c2c5bcf3b46b6df5bf8560f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f3eda6a9190cc8bb19a549a5ea63584accc5c4445c2c5bcf3b46b6df5bf8560f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3eda6a9190cc8bb19a549a5ea63584accc5c4445c2c5bcf3b46b6df5bf8560f", kill_on_drop: false }` [INFO] [stdout] f3eda6a9190cc8bb19a549a5ea63584accc5c4445c2c5bcf3b46b6df5bf8560f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a0bf9f8de22feee5cbc0646595790cbf2a3ebd18f441c06ea90aed75c533674 [INFO] running `Command { std: "docker" "start" "-a" "9a0bf9f8de22feee5cbc0646595790cbf2a3ebd18f441c06ea90aed75c533674", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking ppv-lite86 v0.2.14 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 81 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 138 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 246 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 246 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:353:13 [INFO] [stdout] | [INFO] [stdout] 353 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 353 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/parser/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | Err(Error::InvalidLength { [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 67 | Err::(Error::InvalidLength { [INFO] [stdout] | +++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `uuid` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.5.1/src/inflate/core.rs:1107:9 [INFO] [stdout] | [INFO] [stdout] 1107 | / match state { [INFO] [stdout] 1108 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1109 | | l.bit_buf = 0; [INFO] [stdout] 1110 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1639 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1640 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9a0bf9f8de22feee5cbc0646595790cbf2a3ebd18f441c06ea90aed75c533674", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a0bf9f8de22feee5cbc0646595790cbf2a3ebd18f441c06ea90aed75c533674", kill_on_drop: false }` [INFO] [stdout] 9a0bf9f8de22feee5cbc0646595790cbf2a3ebd18f441c06ea90aed75c533674