[INFO] crate underscore 0.0.2 is already in cache [INFO] testing underscore-0.0.2 against 1.44.0 for beta-1.45-1 [INFO] extracting crate underscore 0.0.2 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate underscore 0.0.2 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate underscore 0.0.2 [INFO] finished tweaking crates.io crate underscore 0.0.2 [INFO] tweaked toml for crates.io crate underscore 0.0.2 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 923e583fa844655a635b345d555ee5cca0e77d971dd0939ce77dd9fe9b53e1bf [INFO] running `"docker" "start" "-a" "923e583fa844655a635b345d555ee5cca0e77d971dd0939ce77dd9fe9b53e1bf"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling underscore v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/vec/mod.rs:90:24 [INFO] [stderr] | [INFO] [stderr] 90 | fn reject(self, f: |value: &T| -> bool) -> Vec; [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: invalid suffix `u` for integer literal [INFO] [stderr] --> src/vec/expand.rs:38:25 [INFO] [stderr] | [INFO] [stderr] 38 | let mut index = 0u; [INFO] [stderr] | ^^ invalid suffix `u` [INFO] [stderr] | [INFO] [stderr] = help: the suffix must be one of the integral types (`u32`, `isize`, etc) [INFO] [stderr] [INFO] [stderr] error: invalid suffix `u` for integer literal [INFO] [stderr] --> src/vec/expand.rs:60:24 [INFO] [stderr] | [INFO] [stderr] 60 | for i in range(0u, self.len() - 1) { [INFO] [stderr] | ^^ invalid suffix `u` [INFO] [stderr] | [INFO] [stderr] = help: the suffix must be one of the integral types (`u32`, `isize`, etc) [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/vec/expand.rs:66:24 [INFO] [stderr] | [INFO] [stderr] 66 | fn reject(self, f: |value: &T| -> bool) -> Vec { [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/hashmap/mod.rs:60:32 [INFO] [stderr] | [INFO] [stderr] 60 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap; [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: expected argument name, found `|` [INFO] [stderr] --> src/hashmap/mod.rs:60:45 [INFO] [stderr] | [INFO] [stderr] 60 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap; [INFO] [stderr] | ^ expected argument name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/hashmap/mod.rs:60:45 [INFO] [stderr] | [INFO] [stderr] 60 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap; [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/hashmap/mod.rs:99:32 [INFO] [stderr] | [INFO] [stderr] 99 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap; [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: expected argument name, found `|` [INFO] [stderr] --> src/hashmap/mod.rs:99:45 [INFO] [stderr] | [INFO] [stderr] 99 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap; [INFO] [stderr] | ^ expected argument name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/hashmap/mod.rs:99:45 [INFO] [stderr] | [INFO] [stderr] 99 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap; [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/hashmap/expands.rs:26:32 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: a leading `|` is not allowed in a parameter pattern [INFO] [stderr] --> src/hashmap/expands.rs:26:45 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^ help: remove the `|` [INFO] [stderr] [INFO] [stderr] error: expected parameter name, found `->` [INFO] [stderr] --> src/hashmap/expands.rs:26:47 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^^ expected parameter name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/hashmap/expands.rs:26:45 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/hashmap/expands.rs:45:32 [INFO] [stderr] | [INFO] [stderr] 45 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: a leading `|` is not allowed in a parameter pattern [INFO] [stderr] --> src/hashmap/expands.rs:45:45 [INFO] [stderr] | [INFO] [stderr] 45 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^ help: remove the `|` [INFO] [stderr] [INFO] [stderr] error: expected parameter name, found `->` [INFO] [stderr] --> src/hashmap/expands.rs:45:47 [INFO] [stderr] | [INFO] [stderr] 45 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^^ expected parameter name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/hashmap/expands.rs:45:45 [INFO] [stderr] | [INFO] [stderr] 45 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> HashMap { [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/btreemap/mod.rs:60:32 [INFO] [stderr] | [INFO] [stderr] 60 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap; [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: expected argument name, found `|` [INFO] [stderr] --> src/btreemap/mod.rs:60:45 [INFO] [stderr] | [INFO] [stderr] 60 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap; [INFO] [stderr] | ^ expected argument name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/btreemap/mod.rs:60:45 [INFO] [stderr] | [INFO] [stderr] 60 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap; [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/btreemap/mod.rs:99:32 [INFO] [stderr] | [INFO] [stderr] 99 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap; [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: expected argument name, found `|` [INFO] [stderr] --> src/btreemap/mod.rs:99:45 [INFO] [stderr] | [INFO] [stderr] 99 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap; [INFO] [stderr] | ^ expected argument name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/btreemap/mod.rs:99:45 [INFO] [stderr] | [INFO] [stderr] 99 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap; [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/btreemap/expands.rs:26:32 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: a leading `|` is not allowed in a parameter pattern [INFO] [stderr] --> src/btreemap/expands.rs:26:45 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^ help: remove the `|` [INFO] [stderr] [INFO] [stderr] error: expected parameter name, found `->` [INFO] [stderr] --> src/btreemap/expands.rs:26:47 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^^ expected parameter name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/btreemap/expands.rs:26:45 [INFO] [stderr] | [INFO] [stderr] 26 | fn pick_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected type, found `|` [INFO] [stderr] --> src/btreemap/expands.rs:42:32 [INFO] [stderr] | [INFO] [stderr] 42 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^ expected type [INFO] [stderr] [INFO] [stderr] error: a leading `|` is not allowed in a parameter pattern [INFO] [stderr] --> src/btreemap/expands.rs:42:45 [INFO] [stderr] | [INFO] [stderr] 42 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^ help: remove the `|` [INFO] [stderr] [INFO] [stderr] error: expected parameter name, found `->` [INFO] [stderr] --> src/btreemap/expands.rs:42:47 [INFO] [stderr] | [INFO] [stderr] 42 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^^ expected parameter name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `|` [INFO] [stderr] --> src/btreemap/expands.rs:42:45 [INFO] [stderr] | [INFO] [stderr] 42 | fn omit_by_filter(self, f: |k: &K, v: &V| -> bool) -> BTreeMap { [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `(`, `)`, `,`, `::`, or `<` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> src/vec/expand.rs:37:45 [INFO] [stderr] | [INFO] [stderr] 4 | impl VecU for Vec{ [INFO] [stderr] | - help: you might be missing a type parameter: `, uint` [INFO] [stderr] ... [INFO] [stderr] 37 | fn index_of(&self, value: &T) -> Option { [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> src/vec/expand.rs:47:50 [INFO] [stderr] | [INFO] [stderr] 4 | impl VecU for Vec{ [INFO] [stderr] | - help: you might be missing a type parameter: `, uint` [INFO] [stderr] ... [INFO] [stderr] 47 | fn last_index_of(&self, value: &T) -> Option { [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `range` in this scope [INFO] [stderr] --> src/vec/expand.rs:60:18 [INFO] [stderr] | [INFO] [stderr] 60 | for i in range(0u, self.len() - 1) { [INFO] [stderr] | ^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `f` in this scope [INFO] [stderr] --> src/vec/expand.rs:69:18 [INFO] [stderr] | [INFO] [stderr] 69 | if ! f(&element) { rejected.push(element) } [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> src/vec/mod.rs:59:45 [INFO] [stderr] | [INFO] [stderr] 6 | pub trait VecU { [INFO] [stderr] | - help: you might be missing a type parameter: `, uint` [INFO] [stderr] ... [INFO] [stderr] 59 | fn index_of(&self, value: &T) -> Option; [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> src/vec/mod.rs:69:50 [INFO] [stderr] | [INFO] [stderr] 6 | pub trait VecU { [INFO] [stderr] | - help: you might be missing a type parameter: `, uint` [INFO] [stderr] ... [INFO] [stderr] 69 | fn last_index_of(&self, value: &T) -> Option; [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `f` in this scope [INFO] [stderr] --> src/hashmap/expands.rs:31:16 [INFO] [stderr] | [INFO] [stderr] 31 | if f(&cp_key, &cp_val) { picked.insert(cp_key, cp_val); } [INFO] [stderr] | ^ help: a local variable with a similar name exists: `v` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `f` in this scope [INFO] [stderr] --> src/hashmap/expands.rs:50:18 [INFO] [stderr] | [INFO] [stderr] 50 | if ! f(&cp_key, &cp_val) { omitted.insert(cp_key, cp_val); } [INFO] [stderr] | ^ help: a local variable with a similar name exists: `v` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `f` in this scope [INFO] [stderr] --> src/btreemap/expands.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | if f(&key, &value) { picked.insert(key, value); } [INFO] [stderr] | ^ help: a local variable with a similar name exists: `v` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `f` in this scope [INFO] [stderr] --> src/btreemap/expands.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | if ! f(&key, &value) { omitted.insert(key, value); } [INFO] [stderr] | ^ help: a local variable with a similar name exists: `v` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/hashmap/expands.rs:19:30 [INFO] [stderr] | [INFO] [stderr] 5 | impl<'a, K: Eq + Hash + Clone, V: Eq + Hash + Clone> HashMapU for HashMap { [INFO] [stderr] | - this type parameter [INFO] [stderr] ... [INFO] [stderr] 19 | let v = self[element].clone(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected `&K`, found type parameter `K` [INFO] [stderr] | help: consider borrowing here: `&element` [INFO] [stderr] | [INFO] [stderr] = note: expected reference `&K` [INFO] [stderr] found type parameter `K` [INFO] [stderr] = help: type parameters must be constrained to match other types [INFO] [stderr] = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/hashmap/expands.rs:30:31 [INFO] [stderr] | [INFO] [stderr] 5 | impl<'a, K: Eq + Hash + Clone, V: Eq + Hash + Clone> HashMapU for HashMap { [INFO] [stderr] | - this type parameter [INFO] [stderr] ... [INFO] [stderr] 30 | let cp_val = self[cp_key].clone(); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected `&K`, found type parameter `K` [INFO] [stderr] | help: consider borrowing here: `&cp_key` [INFO] [stderr] | [INFO] [stderr] = note: expected reference `&K` [INFO] [stderr] found type parameter `K` [INFO] [stderr] = help: type parameters must be constrained to match other types [INFO] [stderr] = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/hashmap/expands.rs:49:31 [INFO] [stderr] | [INFO] [stderr] 5 | impl<'a, K: Eq + Hash + Clone, V: Eq + Hash + Clone> HashMapU for HashMap { [INFO] [stderr] | - this type parameter [INFO] [stderr] ... [INFO] [stderr] 49 | let cp_val = self[cp_key].clone(); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected `&K`, found type parameter `K` [INFO] [stderr] | help: consider borrowing here: `&cp_key` [INFO] [stderr] | [INFO] [stderr] = note: expected reference `&K` [INFO] [stderr] found type parameter `K` [INFO] [stderr] = help: type parameters must be constrained to match other types [INFO] [stderr] = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters [INFO] [stderr] [INFO] [stderr] error: aborting due to 45 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0412, E0425. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `underscore`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "923e583fa844655a635b345d555ee5cca0e77d971dd0939ce77dd9fe9b53e1bf"` [INFO] running `"docker" "rm" "-f" "923e583fa844655a635b345d555ee5cca0e77d971dd0939ce77dd9fe9b53e1bf"` [INFO] [stdout] 923e583fa844655a635b345d555ee5cca0e77d971dd0939ce77dd9fe9b53e1bf