[INFO] crate mp 0.1.0 is already in cache
[INFO] extracting crate mp 0.1.0 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/mp/0.1.0
[INFO] extracting crate mp 0.1.0 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/mp/0.1.0
[INFO] validating manifest of mp-0.1.0 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mp-0.1.0 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mp-0.1.0
[INFO] finished frobbing mp-0.1.0
[INFO] frobbed toml for mp-0.1.0 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/mp/0.1.0/Cargo.toml
[INFO] started frobbing mp-0.1.0
[INFO] finished frobbing mp-0.1.0
[INFO] frobbed toml for mp-0.1.0 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/mp/0.1.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mp-0.1.0 against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-5/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/mp/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 07933a543ee12bcd5d6c05fcc59f1da71c9263dd0891c66bd05399c9643c65ca
[INFO] running `"docker" "start" "-a" "07933a543ee12bcd5d6c05fcc59f1da71c9263dd0891c66bd05399c9643c65ca"`
[INFO] [stderr]     Checking pretty_grammar v0.1.3
[INFO] [stderr]     Checking mp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::Data`
[INFO] [stderr]   --> src/core/case.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::Data;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Data`
[INFO] [stderr]   --> src/core/class.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::Data;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::btree_map::BTreeMap`
[INFO] [stderr]   --> src/core/collections/tree.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::collections::btree_map::BTreeMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tree::Tree`
[INFO] [stderr]   --> src/core/collections/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use self::tree::Tree;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Data`
[INFO] [stderr]   --> src/core/method.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::Data;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/core/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::collections::*`
[INFO] [stderr]   --> src/core/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use self::collections::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Data`
[INFO] [stderr]   --> src/core/case.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::Data;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Data`
[INFO] [stderr]   --> src/core/class.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::Data;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::btree_map::BTreeMap`
[INFO] [stderr]   --> src/core/collections/tree.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::collections::btree_map::BTreeMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tree::Tree`
[INFO] [stderr]   --> src/core/collections/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use self::tree::Tree;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Data`
[INFO] [stderr]   --> src/core/method.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::Data;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/core/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::collections::*`
[INFO] [stderr]   --> src/core/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use self::collections::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/console/mod.rs:49:18
[INFO] [stderr]    |
[INFO] [stderr] 49 |             Some(path) => {
[INFO] [stderr]    |                  ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/console/mod.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let path = args.next_str(command)?;
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `raw`
[INFO] [stderr]   --> src/core/collections/tree.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn from_raw(raw: Binary) -> Self {unimplemented!()}
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_raw`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `raw`
[INFO] [stderr]   --> src/core/collections/tree.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn from_raw(raw: Binary) -> Self {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_raw`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/console/mod.rs:49:18
[INFO] [stderr]    |
[INFO] [stderr] 49 |             Some(path) => {
[INFO] [stderr]    |                  ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/console/mod.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let path = args.next_str(command)?;
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `raw`
[INFO] [stderr]   --> src/core/collections/tree.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn from_raw(raw: Binary) -> Self {unimplemented!()}
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_raw`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `raw`
[INFO] [stderr]   --> src/core/collections/tree.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn from_raw(raw: Binary) -> Self {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_raw`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `core`
[INFO] [stderr]   --> src/console/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     core: MpCore,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `key`
[INFO] [stderr]   --> src/core/collections/tree.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     key: T,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `now`
[INFO] [stderr]   --> src/core/collections/tree.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     now: ID,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `parent`
[INFO] [stderr]   --> src/core/collections/tree.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     parent: ID,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `next`
[INFO] [stderr]   --> src/core/collections/tree.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     next: ID,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Tree`
[INFO] [stderr]   --> src/core/collections/tree.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub type Tree<T> = Vec<Node<T>>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `ID`
[INFO] [stderr]   --> src/core/mod.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | type ID = usize;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `string_table`
[INFO] [stderr]   --> src/core/mod.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     string_table: StringTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `case_table`
[INFO] [stderr]   --> src/core/mod.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     case_table: CaseTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `class_table`
[INFO] [stderr]   --> src/core/mod.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     class_table: ClassTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `method_table`
[INFO] [stderr]   --> src/core/mod.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     method_table: MethodTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `core`
[INFO] [stderr]   --> src/console/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     core: MpCore,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `key`
[INFO] [stderr]   --> src/core/collections/tree.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     key: T,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `now`
[INFO] [stderr]   --> src/core/collections/tree.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     now: ID,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `parent`
[INFO] [stderr]   --> src/core/collections/tree.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     parent: ID,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `next`
[INFO] [stderr]   --> src/core/collections/tree.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     next: ID,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Tree`
[INFO] [stderr]   --> src/core/collections/tree.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub type Tree<T> = Vec<Node<T>>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `ID`
[INFO] [stderr]   --> src/core/mod.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | type ID = usize;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `string_table`
[INFO] [stderr]   --> src/core/mod.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     string_table: StringTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `case_table`
[INFO] [stderr]   --> src/core/mod.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     case_table: CaseTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `class_table`
[INFO] [stderr]   --> src/core/mod.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     class_table: ClassTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `method_table`
[INFO] [stderr]   --> src/core/mod.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     method_table: MethodTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "07933a543ee12bcd5d6c05fcc59f1da71c9263dd0891c66bd05399c9643c65ca"`
[INFO] running `"docker" "rm" "-f" "07933a543ee12bcd5d6c05fcc59f1da71c9263dd0891c66bd05399c9643c65ca"`
[INFO] [stdout] 07933a543ee12bcd5d6c05fcc59f1da71c9263dd0891c66bd05399c9643c65ca