[INFO] fetching crate monch 0.5.0...
[INFO] testing monch-0.5.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate monch 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate monch 0.5.0
[INFO] finished tweaking crates.io crate monch 0.5.0
[INFO] tweaked toml for crates.io crate monch 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monch 0.5.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dafff489d9cf074ea7a6f5bfd1babe671bbaecd41ada67d70437ccb5a84f2e75
[INFO] running `Command { std: "docker" "start" "-a" "dafff489d9cf074ea7a6f5bfd1babe671bbaecd41ada67d70437ccb5a84f2e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dafff489d9cf074ea7a6f5bfd1babe671bbaecd41ada67d70437ccb5a84f2e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafff489d9cf074ea7a6f5bfd1babe671bbaecd41ada67d70437ccb5a84f2e75", kill_on_drop: false }`
[INFO] [stdout] dafff489d9cf074ea7a6f5bfd1babe671bbaecd41ada67d70437ccb5a84f2e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 606a3a2e845c0900a7ce04f49a865d56ff9a4041e69b2da48b4799fdd458d4a3
[INFO] running `Command { std: "docker" "start" "-a" "606a3a2e845c0900a7ce04f49a865d56ff9a4041e69b2da48b4799fdd458d4a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling monch v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:461:31
[INFO] [stdout]     |
[INFO] [stdout] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<()> {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<'_, ()> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:471:26
[INFO] [stdout]     |
[INFO] [stdout] 471 | pub fn whitespace(input: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                          ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |        |           |
[INFO] [stdout]     |                          |        |           the same lifetime is elided here
[INFO] [stdout]     |                          |        the same lifetime is hidden here
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 471 | pub fn whitespace(input: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "606a3a2e845c0900a7ce04f49a865d56ff9a4041e69b2da48b4799fdd458d4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606a3a2e845c0900a7ce04f49a865d56ff9a4041e69b2da48b4799fdd458d4a3", kill_on_drop: false }`
[INFO] [stdout] 606a3a2e845c0900a7ce04f49a865d56ff9a4041e69b2da48b4799fdd458d4a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc9b2a0a00dd7bd1f9f6ed9efacf02866ccbf107caffe146a8ac2014207e5838
[INFO] running `Command { std: "docker" "start" "-a" "bc9b2a0a00dd7bd1f9f6ed9efacf02866ccbf107caffe146a8ac2014207e5838", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:461:31
[INFO] [stdout]     |
[INFO] [stdout] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<()> {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<'_, ()> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:471:26
[INFO] [stdout]     |
[INFO] [stdout] 471 | pub fn whitespace(input: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                          ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |        |           |
[INFO] [stdout]     |                          |        |           the same lifetime is elided here
[INFO] [stdout]     |                          |        the same lifetime is hidden here
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 471 | pub fn whitespace(input: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling monch v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:461:31
[INFO] [stdout]     |
[INFO] [stdout] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<()> {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<'_, ()> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:471:26
[INFO] [stdout]     |
[INFO] [stdout] 471 | pub fn whitespace(input: &str) -> ParseResult<&str> {
[INFO] [stdout]     |                          ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |        |           |
[INFO] [stdout]     |                          |        |           the same lifetime is elided here
[INFO] [stdout]     |                          |        the same lifetime is hidden here
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 471 | pub fn whitespace(input: &str) -> ParseResult<'_, &str> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "bc9b2a0a00dd7bd1f9f6ed9efacf02866ccbf107caffe146a8ac2014207e5838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9b2a0a00dd7bd1f9f6ed9efacf02866ccbf107caffe146a8ac2014207e5838", kill_on_drop: false }`
[INFO] [stdout] bc9b2a0a00dd7bd1f9f6ed9efacf02866ccbf107caffe146a8ac2014207e5838
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ebadd9581ec1ba34d08b7942051f5b194da086ded4c2b4a8453880558d4754ef
[INFO] running `Command { std: "docker" "start" "-a" "ebadd9581ec1ba34d08b7942051f5b194da086ded4c2b4a8453880558d4754ef", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:461:31
[INFO] [stderr]     |
[INFO] [stderr] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<()> {
[INFO] [stderr]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                               |
[INFO] [stderr]     |                               the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 461 | pub fn skip_whitespace(input: &str) -> ParseResult<'_, ()> {
[INFO] [stderr]     |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:471:26
[INFO] [stderr]     |
[INFO] [stderr] 471 | pub fn whitespace(input: &str) -> ParseResult<&str> {
[INFO] [stderr]     |                          ^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                          |        |           |
[INFO] [stderr]     |                          |        |           the same lifetime is elided here
[INFO] [stderr]     |                          |        the same lifetime is hidden here
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 471 | pub fn whitespace(input: &str) -> ParseResult<'_, &str> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `monch` (lib) generated 2 warnings (run `cargo fix --lib -p monch` to apply 2 suggestions)
[INFO] [stderr] warning: `monch` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/monch-dbf26bab264ce543)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests monch
[INFO] [stdout] test test::error_with_code_formatting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ebadd9581ec1ba34d08b7942051f5b194da086ded4c2b4a8453880558d4754ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebadd9581ec1ba34d08b7942051f5b194da086ded4c2b4a8453880558d4754ef", kill_on_drop: false }`
[INFO] [stdout] ebadd9581ec1ba34d08b7942051f5b194da086ded4c2b4a8453880558d4754ef