[INFO] cloning repository https://github.com/athorwall/parser-combinators [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/athorwall/parser-combinators" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fathorwall%2Fparser-combinators", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fathorwall%2Fparser-combinators'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e9dc572158cc0e1493cb8b3c0637a4d8d7013b8b [INFO] testing athorwall/parser-combinators against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fathorwall%2Fparser-combinators" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/athorwall/parser-combinators on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/athorwall/parser-combinators [INFO] finished tweaking git repo https://github.com/athorwall/parser-combinators [INFO] tweaked toml for git repo https://github.com/athorwall/parser-combinators written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/athorwall/parser-combinators already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 513bc4d02154efb40cd1686a8c017819f08b71e3b4d6a5cb1768fcdd18888a76 [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" "513bc4d02154efb40cd1686a8c017819f08b71e3b4d6a5cb1768fcdd18888a76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "513bc4d02154efb40cd1686a8c017819f08b71e3b4d6a5cb1768fcdd18888a76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "513bc4d02154efb40cd1686a8c017819f08b71e3b4d6a5cb1768fcdd18888a76", kill_on_drop: false }` [INFO] [stdout] 513bc4d02154efb40cd1686a8c017819f08b71e3b4d6a5cb1768fcdd18888a76 [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e897e26e4c069ae0581cb44913fbc8794179201093871a95e18ce0aa0c7e0f26 [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" "e897e26e4c069ae0581cb44913fbc8794179201093871a95e18ce0aa0c7e0f26", kill_on_drop: false }` [INFO] [stderr] Compiling parser-combinators v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | f: Box Vec<(T, String)> + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&String) -> Vec<(T, String)> + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:24:35 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> U` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:90:54 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U) -> Parser<'b, V>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/parser.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | Some(value) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_input` [INFO] [stdout] --> src/parser.rs:43:33 [INFO] [stdout] | [INFO] [stdout] 43 | let mut new_input = input.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:43:29 [INFO] [stdout] | [INFO] [stdout] 43 | let mut new_input = input.clone(); [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: struct is never constructed: `Parser` [INFO] [stdout] --> src/parser.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Parser<'a, T> { [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: `parse` [INFO] [stdout] --> src/parser.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn parse(&self, input: &String) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `map` [INFO] [stdout] --> src/parser.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `one` [INFO] [stdout] --> src/parser.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn one(t: char) -> Parser<'a, char> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `combine` [INFO] [stdout] --> src/parser.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn combine<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `option` [INFO] [stdout] --> src/parser.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn option<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bind` [INFO] [stdout] --> src/parser.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "e897e26e4c069ae0581cb44913fbc8794179201093871a95e18ce0aa0c7e0f26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e897e26e4c069ae0581cb44913fbc8794179201093871a95e18ce0aa0c7e0f26", kill_on_drop: false }` [INFO] [stdout] e897e26e4c069ae0581cb44913fbc8794179201093871a95e18ce0aa0c7e0f26 [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 114a4f05d007c0fc35ec70e0d342bf0c86d850a76be63dcea36f323401d1d01f [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" "114a4f05d007c0fc35ec70e0d342bf0c86d850a76be63dcea36f323401d1d01f", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | f: Box Vec<(T, String)> + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&String) -> Vec<(T, String)> + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling parser-combinators v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:24:35 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> U` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:90:54 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U) -> Parser<'b, V>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/parser.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | Some(value) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_input` [INFO] [stdout] --> src/parser.rs:43:33 [INFO] [stdout] | [INFO] [stdout] 43 | let mut new_input = input.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:43:29 [INFO] [stdout] | [INFO] [stdout] 43 | let mut new_input = input.clone(); [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: struct is never constructed: `Parser` [INFO] [stdout] --> src/parser.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Parser<'a, T> { [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: `parse` [INFO] [stdout] --> src/parser.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn parse(&self, input: &String) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `map` [INFO] [stdout] --> src/parser.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `one` [INFO] [stdout] --> src/parser.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn one(t: char) -> Parser<'a, char> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `combine` [INFO] [stdout] --> src/parser.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn combine<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `option` [INFO] [stdout] --> src/parser.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn option<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bind` [INFO] [stdout] --> src/parser.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | f: Box Vec<(T, String)> + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&String) -> Vec<(T, String)> + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:24:35 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn map(self, func: Box U>) -> Parser<'a, U> where T: 'a, U: 'a { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> U` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:90:54 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn bind<'b, U, V>(p1: Parser<'b, U>, p2: Box Parser<'b, V>>) -> Parser<'b, V> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U) -> Parser<'b, V>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/parser.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | Some(value) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_input` [INFO] [stdout] --> src/parser.rs:43:33 [INFO] [stdout] | [INFO] [stdout] 43 | let mut new_input = input.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:43:29 [INFO] [stdout] | [INFO] [stdout] 43 | let mut new_input = input.clone(); [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: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:153:21 [INFO] [stdout] | [INFO] [stdout] 153 | let mut s = a.to_string(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "114a4f05d007c0fc35ec70e0d342bf0c86d850a76be63dcea36f323401d1d01f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "114a4f05d007c0fc35ec70e0d342bf0c86d850a76be63dcea36f323401d1d01f", kill_on_drop: false }` [INFO] [stdout] 114a4f05d007c0fc35ec70e0d342bf0c86d850a76be63dcea36f323401d1d01f [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3d716b5379af5182960ed64c09c80b145602edb2212d35206e7c1ac445141741 [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" "3d716b5379af5182960ed64c09c80b145602edb2212d35206e7c1ac445141741", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 5 tests [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] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [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: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [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: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [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: if this is intentional, prefix it 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: if this is intentional, prefix it 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:3:8 [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: associated function is never used: `parse` [INFO] [stderr] --> src/parser.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn parse(&self, input: &String) -> Result { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `map` [INFO] [stderr] --> src/parser.rs:24:12 [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: associated function is never used: `one` [INFO] [stderr] --> src/parser.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn one(t: char) -> Parser<'a, char> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `combine` [INFO] [stderr] --> src/parser.rs:62:12 [INFO] [stderr] | [INFO] [stderr] 62 | pub fn combine<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `option` [INFO] [stderr] --> src/parser.rs:75:12 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn option<'b, U>(p1: Parser<'b, U>, p2: Parser<'b, U>) -> Parser<'b, U> [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `bind` [INFO] [stderr] --> src/parser.rs:90:12 [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] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [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] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [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: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [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: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [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: if this is intentional, prefix it 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: if this is intentional, prefix it 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] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/parser_combinators-141512ce59baca70) [INFO] [stdout] test parser::tests::test_bind ... ok [INFO] [stdout] test parser::tests::test_one ... ok [INFO] [stdout] test parser::tests::test_option ... ok [INFO] [stdout] test parser::tests::test_map ... ok [INFO] [stdout] test parser::tests::test_combine ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests parser-combinators [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3d716b5379af5182960ed64c09c80b145602edb2212d35206e7c1ac445141741", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d716b5379af5182960ed64c09c80b145602edb2212d35206e7c1ac445141741", kill_on_drop: false }` [INFO] [stdout] 3d716b5379af5182960ed64c09c80b145602edb2212d35206e7c1ac445141741