[INFO] fetching crate giveup 0.1.0...
[INFO] testing giveup-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate giveup 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate giveup 0.1.0
[INFO] finished tweaking crates.io crate giveup 0.1.0
[INFO] tweaked toml for crates.io crate giveup 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate giveup 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 281d92f2bb7c69d583acf395709beb191176b167d9a6c9eb84feaf3eb02b52c4
[INFO] running `Command { std: "docker" "start" "-a" "281d92f2bb7c69d583acf395709beb191176b167d9a6c9eb84feaf3eb02b52c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "281d92f2bb7c69d583acf395709beb191176b167d9a6c9eb84feaf3eb02b52c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281d92f2bb7c69d583acf395709beb191176b167d9a6c9eb84feaf3eb02b52c4", kill_on_drop: false }`
[INFO] [stdout] 281d92f2bb7c69d583acf395709beb191176b167d9a6c9eb84feaf3eb02b52c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1be581da4d2729c90aeb71416127223e574cf418b78dad2ff26961e4d6bb9169
[INFO] running `Command { std: "docker" "start" "-a" "1be581da4d2729c90aeb71416127223e574cf418b78dad2ff26961e4d6bb9169", kill_on_drop: false }`
[INFO] [stderr]    Compiling giveup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/giveup.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>>;
[INFO] [stdout]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>>;
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/giveup.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>> {
[INFO] [stdout]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "1be581da4d2729c90aeb71416127223e574cf418b78dad2ff26961e4d6bb9169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be581da4d2729c90aeb71416127223e574cf418b78dad2ff26961e4d6bb9169", kill_on_drop: false }`
[INFO] [stdout] 1be581da4d2729c90aeb71416127223e574cf418b78dad2ff26961e4d6bb9169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ddfb40eab792259ba8b7c8b285e2ecc85f6dd3efc3e397c733e36c311bc6210
[INFO] running `Command { std: "docker" "start" "-a" "9ddfb40eab792259ba8b7c8b285e2ecc85f6dd3efc3e397c733e36c311bc6210", kill_on_drop: false }`
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/giveup.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>>;
[INFO] [stdout]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>>;
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/giveup.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>> {
[INFO] [stdout]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling giveup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/giveup.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>>;
[INFO] [stdout]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>>;
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/giveup.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>> {
[INFO] [stdout]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "9ddfb40eab792259ba8b7c8b285e2ecc85f6dd3efc3e397c733e36c311bc6210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ddfb40eab792259ba8b7c8b285e2ecc85f6dd3efc3e397c733e36c311bc6210", kill_on_drop: false }`
[INFO] [stdout] 9ddfb40eab792259ba8b7c8b285e2ecc85f6dd3efc3e397c733e36c311bc6210
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20ca551063cf7a458e665d05b5959f602e4c2687df2e9b07a8bf9d9293f67d18
[INFO] running `Command { std: "docker" "start" "-a" "20ca551063cf7a458e665d05b5959f602e4c2687df2e9b07a8bf9d9293f67d18", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/giveup.rs:29:22
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>>;
[INFO] [stderr]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>>;
[INFO] [stderr]    |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/giveup.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<E>> {
[INFO] [stderr]    |                         ^^^^               -------------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn hint(self, hint: &str) -> Result<T, HintedError<'_, E>> {
[INFO] [stderr]    |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `giveup` (lib) generated 2 warnings
[INFO] [stderr] warning: `giveup` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/giveup-25913524d8fc1a94)
[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] [stderr]    Doc-tests giveup
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 30) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 11) ... FAILED
[INFO] [stdout] test src/giveup.rs - giveup::Giveup::giveup (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 30) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Config`
[INFO] [stdout]  --> src/lib.rs:31:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let config = Config::read(/*config-path*/).unwrap_or_else(|err| {
[INFO] [stdout]   |              ^^^^^^ use of undeclared type `Config`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]   --> src/lib.rs:18:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |     .giveup("Missing configuration file")
[INFO] [stdout]    |                                          ^ help: add `;` here
[INFO] [stdout] 11 | } _doctest_main_src_lib_rs_11_0() }
[INFO] [stdout]    | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Config`
[INFO] [stdout]  --> src/lib.rs:15:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | let config = Config::read(/*config-path*/)
[INFO] [stdout]   |              ^^^^^^ use of undeclared type `Config`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout]     src/lib.rs - (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "20ca551063cf7a458e665d05b5959f602e4c2687df2e9b07a8bf9d9293f67d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ca551063cf7a458e665d05b5959f602e4c2687df2e9b07a8bf9d9293f67d18", kill_on_drop: false }`
[INFO] [stdout] 20ca551063cf7a458e665d05b5959f602e4c2687df2e9b07a8bf9d9293f67d18
