[INFO] updating cached repository athorwall/parser-combinators [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/athorwall/parser-combinators [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/athorwall/parser-combinators" "work/ex/beta-1.38-1/sources/1.37.0/gh/athorwall/parser-combinators"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/athorwall/parser-combinators'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/athorwall/parser-combinators" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/athorwall/parser-combinators"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/athorwall/parser-combinators'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e9dc572158cc0e1493cb8b3c0637a4d8d7013b8b [INFO] sha for GitHub repo athorwall/parser-combinators: e9dc572158cc0e1493cb8b3c0637a4d8d7013b8b [INFO] validating manifest of athorwall/parser-combinators on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of athorwall/parser-combinators on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing athorwall/parser-combinators [INFO] finished frobbing athorwall/parser-combinators [INFO] frobbed toml for athorwall/parser-combinators written to work/ex/beta-1.38-1/sources/1.37.0/gh/athorwall/parser-combinators/Cargo.toml [INFO] started frobbing athorwall/parser-combinators [INFO] finished frobbing athorwall/parser-combinators [INFO] frobbed toml for athorwall/parser-combinators written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/athorwall/parser-combinators/Cargo.toml [INFO] crate athorwall/parser-combinators already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing athorwall/parser-combinators against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/athorwall/parser-combinators:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 4d3df543c2b7217c3a32165ff828d9fdbaf30c3078987d0444bfedc2b43bf05c [INFO] running `"docker" "start" "-a" "4d3df543c2b7217c3a32165ff828d9fdbaf30c3078987d0444bfedc2b43bf05c"` [INFO] [stderr] Compiling parser-combinators v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | f: Box Vec<(T, String)> + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&String) -> Vec<(T, String)> + 'a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:24:35 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> U` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:90:54 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U) -> Parser<'b, V>` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/parser.rs:42:26 [INFO] [stderr] | [INFO] [stderr] 42 | Some(value) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_input` [INFO] [stderr] --> src/parser.rs:43:33 [INFO] [stderr] | [INFO] [stderr] 43 | let mut new_input = input.clone(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_new_input` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:43:29 [INFO] [stderr] | [INFO] [stderr] 43 | let mut new_input = input.clone(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Parser` [INFO] [stderr] --> src/parser.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | struct Parser<'a, T> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse` [INFO] [stderr] --> src/parser.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn parse(&self, input: &String) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `map` [INFO] [stderr] --> src/parser.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `one` [INFO] [stderr] --> src/parser.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn one(t: char) -> Parser<'a, char> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `combine` [INFO] [stderr] --> src/parser.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | / pub fn combine<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stderr] 63 | | where U: Copy + 'b { [INFO] [stderr] 64 | | Parser{ [INFO] [stderr] 65 | | f: Box::from(move |input: &String| { [INFO] [stderr] ... | [INFO] [stderr] 71 | | } [INFO] [stderr] 72 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `option` [INFO] [stderr] --> src/parser.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | / pub fn option<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stderr] 76 | | where U: Copy + 'b { [INFO] [stderr] 77 | | Parser{ [INFO] [stderr] 78 | | f: Box::from(move |input: &String| { [INFO] [stderr] ... | [INFO] [stderr] 86 | | } [INFO] [stderr] 87 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bind` [INFO] [stderr] --> src/parser.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | / pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stderr] 91 | | where U: Copy + 'b, V: 'b { [INFO] [stderr] 92 | | Parser{ [INFO] [stderr] 93 | | f: Box::from(move |input: &String| { [INFO] [stderr] ... | [INFO] [stderr] 100 | | } [INFO] [stderr] 101 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `"docker" "inspect" "4d3df543c2b7217c3a32165ff828d9fdbaf30c3078987d0444bfedc2b43bf05c"` [INFO] running `"docker" "rm" "-f" "4d3df543c2b7217c3a32165ff828d9fdbaf30c3078987d0444bfedc2b43bf05c"` [INFO] [stdout] 4d3df543c2b7217c3a32165ff828d9fdbaf30c3078987d0444bfedc2b43bf05c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/athorwall/parser-combinators:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] d38be0df8a8ee741886cbcd44d6777306fc9b328ec9a76d12c839ed12a1860ff [INFO] running `"docker" "start" "-a" "d38be0df8a8ee741886cbcd44d6777306fc9b328ec9a76d12c839ed12a1860ff"` [INFO] [stderr] Compiling parser-combinators v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | f: Box Vec<(T, String)> + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&String) -> Vec<(T, String)> + 'a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:24:35 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> U` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:90:54 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U) -> Parser<'b, V>` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/parser.rs:42:26 [INFO] [stderr] | [INFO] [stderr] 42 | Some(value) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_input` [INFO] [stderr] --> src/parser.rs:43:33 [INFO] [stderr] | [INFO] [stderr] 43 | let mut new_input = input.clone(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_new_input` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:43:29 [INFO] [stderr] | [INFO] [stderr] 43 | let mut new_input = input.clone(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:153:21 [INFO] [stderr] | [INFO] [stderr] 153 | let mut s = a.to_string(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.75s [INFO] running `"docker" "inspect" "d38be0df8a8ee741886cbcd44d6777306fc9b328ec9a76d12c839ed12a1860ff"` [INFO] running `"docker" "rm" "-f" "d38be0df8a8ee741886cbcd44d6777306fc9b328ec9a76d12c839ed12a1860ff"` [INFO] [stdout] d38be0df8a8ee741886cbcd44d6777306fc9b328ec9a76d12c839ed12a1860ff [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/athorwall/parser-combinators:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] f983379c87e70e5010799676d709f6bd2a4d80ed6a3a2276243a4800862f1d5a [INFO] running `"docker" "start" "-a" "f983379c87e70e5010799676d709f6bd2a4d80ed6a3a2276243a4800862f1d5a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/parser_combinators-0d4e3c535ac84af7 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test parser::tests::test_combine ... ok [INFO] [stdout] test parser::tests::test_map ... ok [INFO] [stdout] test parser::tests::test_bind ... ok [INFO] [stdout] test parser::tests::test_option ... ok [INFO] [stderr] Doc-tests parser-combinators [INFO] [stdout] test parser::tests::test_one ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "f983379c87e70e5010799676d709f6bd2a4d80ed6a3a2276243a4800862f1d5a"` [INFO] running `"docker" "rm" "-f" "f983379c87e70e5010799676d709f6bd2a4d80ed6a3a2276243a4800862f1d5a"` [INFO] [stdout] f983379c87e70e5010799676d709f6bd2a4d80ed6a3a2276243a4800862f1d5a