[INFO] cloning repository https://github.com/jakewitcher/rusty_parsec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakewitcher/rusty_parsec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakewitcher%2Frusty_parsec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakewitcher%2Frusty_parsec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c52478dfa478d68cd217fed1ac0d4a2d5cad7b4
[INFO] checking jakewitcher/rusty_parsec against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakewitcher%2Frusty_parsec" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakewitcher/rusty_parsec on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakewitcher/rusty_parsec
[INFO] finished tweaking git repo https://github.com/jakewitcher/rusty_parsec
[INFO] tweaked toml for git repo https://github.com/jakewitcher/rusty_parsec written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/jakewitcher/rusty_parsec already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af2c89f36652672bcb0f18e9da0e3edfcad3f629f5430c12d1bf85f6269f95df
[INFO] running `Command { std: "docker" "start" "-a" "af2c89f36652672bcb0f18e9da0e3edfcad3f629f5430c12d1bf85f6269f95df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af2c89f36652672bcb0f18e9da0e3edfcad3f629f5430c12d1bf85f6269f95df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2c89f36652672bcb0f18e9da0e3edfcad3f629f5430c12d1bf85f6269f95df", kill_on_drop: false }`
[INFO] [stdout] af2c89f36652672bcb0f18e9da0e3edfcad3f629f5430c12d1bf85f6269f95df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36f3960e0ce6599ac90fa86f815fb865287bb3e81f1ce6c4f271d150fcfaedb6
[INFO] running `Command { std: "docker" "start" "-a" "36f3960e0ce6599ac90fa86f815fb865287bb3e81f1ce6c4f271d150fcfaedb6", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking rusty_parsec v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/parser/state.rs (2 fixes)
[INFO] [stdout] warning: associated function is never used: `with_result`
[INFO] [stdout]   --> src/parser/result.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub(in crate::parser) fn with_result<U>(self, new_result: U) -> ParserSuccess<U> {
[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: `to_err_msg`
[INFO] [stdout]    --> src/parser/result.rs:169:34
[INFO] [stdout]     |
[INFO] [stdout] 169 |         pub(in crate::parser) fn to_err_msg(&self) -> String {
[INFO] [stdout]     |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_result`
[INFO] [stdout]   --> src/parser/result.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub(in crate::parser) fn with_result<U>(self, new_result: U) -> ParserSuccess<U> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating tests/combinators_sep_by_tests.rs from 2018 edition to 2021
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating tests/combinators_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/integration_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/parser_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/combinators_many_till_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/combinators_many_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/combinators_pipe_tests.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/char_parsers_tests.rs from 2018 edition to 2021
[INFO] [stdout] warning: function is never used: `p_hello`
[INFO] [stdout]  --> tests/common/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn p_hello() -> Parser<String> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p_true`
[INFO] [stdout]  --> tests/common/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn p_true() -> Parser<bool> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.97s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rusty_parsec v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: associated function is never used: `with_result`
[INFO] [stdout]   --> src/parser/result.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub(in crate::parser) fn with_result<U>(self, new_result: U) -> ParserSuccess<U> {
[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: `to_err_msg`
[INFO] [stdout]    --> src/parser/result.rs:169:34
[INFO] [stdout]     |
[INFO] [stdout] 169 |         pub(in crate::parser) fn to_err_msg(&self) -> String {
[INFO] [stdout]     |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_result`
[INFO] [stdout]   --> src/parser/result.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub(in crate::parser) fn with_result<U>(self, new_result: U) -> ParserSuccess<U> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p_true`
[INFO] [stdout]  --> tests/common/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn p_true() -> Parser<bool> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p_hello`
[INFO] [stdout]  --> tests/common/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn p_hello() -> Parser<String> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "36f3960e0ce6599ac90fa86f815fb865287bb3e81f1ce6c4f271d150fcfaedb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f3960e0ce6599ac90fa86f815fb865287bb3e81f1ce6c4f271d150fcfaedb6", kill_on_drop: false }`
[INFO] [stdout] 36f3960e0ce6599ac90fa86f815fb865287bb3e81f1ce6c4f271d150fcfaedb6