[INFO] fetching crate mulligan 0.6.0...
[INFO] testing mulligan-0.6.0 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate mulligan 0.6.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mulligan 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mulligan 0.6.0
[INFO] tweaked toml for crates.io crate mulligan 0.6.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mulligan 0.6.0 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mulligan 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-strings v0.3.1
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[INFO] [stderr]   Downloaded reqwest v0.12.15
[INFO] [stderr]   Downloaded async-std v1.13.0
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[INFO] [stderr]   Downloaded rustix v0.38.37
[INFO] [stderr]   Downloaded tokio v1.41.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c0850dfbbfe280aad485d55e938e3ce982371d7c9233e266b739d72fa714295
[INFO] running `Command { std: "docker" "start" "-a" "7c0850dfbbfe280aad485d55e938e3ce982371d7c9233e266b739d72fa714295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c0850dfbbfe280aad485d55e938e3ce982371d7c9233e266b739d72fa714295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0850dfbbfe280aad485d55e938e3ce982371d7c9233e266b739d72fa714295", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7634a6bf2db1edd63a631b469c9669002ee80671457a3865b9a8bbb76a5289f4
[INFO] running `Command { std: "docker" "start" "-a" "7634a6bf2db1edd63a631b469c9669002ee80671457a3865b9a8bbb76a5289f4", kill_on_drop: false }`
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[INFO] [stderr]    Compiling mulligan v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `Command { std: "docker" "inspect" "7634a6bf2db1edd63a631b469c9669002ee80671457a3865b9a8bbb76a5289f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7634a6bf2db1edd63a631b469c9669002ee80671457a3865b9a8bbb76a5289f4", kill_on_drop: false }`
[INFO] [stdout] 7634a6bf2db1edd63a631b469c9669002ee80671457a3865b9a8bbb76a5289f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da81866ce0b966ae06c483e7da93a89ae505379c6a13614a5ce63c64268d15b0
[INFO] running `Command { std: "docker" "start" "-a" "da81866ce0b966ae06c483e7da93a89ae505379c6a13614a5ce63c64268d15b0", kill_on_drop: false }`
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[INFO] [stderr]    Compiling mulligan v0.6.0 (/opt/rustwide/workdir)
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[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 47.60s
[INFO] running `Command { std: "docker" "inspect" "da81866ce0b966ae06c483e7da93a89ae505379c6a13614a5ce63c64268d15b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da81866ce0b966ae06c483e7da93a89ae505379c6a13614a5ce63c64268d15b0", kill_on_drop: false }`
[INFO] [stdout] da81866ce0b966ae06c483e7da93a89ae505379c6a13614a5ce63c64268d15b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82f98a495b0baf779496fd6c4f0aa4b40eb5d28095ffb4958912bdcfe83d668b
[INFO] running `Command { std: "docker" "start" "-a" "82f98a495b0baf779496fd6c4f0aa4b40eb5d28095ffb4958912bdcfe83d668b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mulligan-0c48687588c6fa6a)
[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 mulligan
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Mulligan<'a,T,E,Cond,Jit,Back>::execute_sync (line 155) ... ok
[INFO] [stdout] test src/lib.rs - Mulligan<'a,T,E,Cond,Jit,Back>::execute (line 108) ... FAILED
[INFO] [stdout] test src/lib.rs - until (line 45) ... ok
[INFO] [stdout] test src/lib.rs - until_ok (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Mulligan<'a,T,E,Cond,Jit,Back>::execute (line 108) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `{async block@src/lib.rs:14:14: 14:19}: AsyncFn()` is not satisfied
[INFO] [stdout]    --> src/lib.rs:119:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |     .execute(async { this_errors("hello").await })
[INFO] [stdout]     |      ------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `AsyncFn()` is not implemented for `{async block@src/lib.rs:14:14: 14:19}`
[INFO] [stdout]     |      |
[INFO] [stdout]     |      required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Mulligan::<'a, T, E, Cond, Jit, Back>::execute`
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub async fn execute<F>(mut self, f: F) -> Result<T, E>
[INFO] [stdout]     |                  ------- required by a bound in this associated function
[INFO] [stdout] 123 |     where
[INFO] [stdout] 124 |         F: AsyncFn() -> Result<T, E>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Mulligan::<'a, T, E, Cond, Jit, Back>::execute`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `{async block@src/lib.rs:14:14: 14:19}: AsyncFn()` is not satisfied
[INFO] [stdout]    --> src/lib.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | / mulligan::until_ok()
[INFO] [stdout] 119 | |     .execute(async { this_errors("hello").await })
[INFO] [stdout]     | |__________________________________________________^ the trait `AsyncFn()` is not implemented for `{async block@src/lib.rs:14:14: 14:19}`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Mulligan::<'a, T, E, Cond, Jit, Back>::execute`
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub async fn execute<F>(mut self, f: F) -> Result<T, E>
[INFO] [stdout]     |                  ------- required by a bound in this associated function
[INFO] [stdout] 123 |     where
[INFO] [stdout] 124 |         F: AsyncFn() -> Result<T, E>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Mulligan::<'a, T, E, Cond, Jit, Back>::execute`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `{async block@src/lib.rs:14:14: 14:19}: AsyncFn()` is not satisfied
[INFO] [stdout]    --> src/lib.rs:120:6
[INFO] [stdout]     |
[INFO] [stdout] 120 |     .await;
[INFO] [stdout]     |      ^^^^^ the trait `AsyncFn()` is not implemented for `{async block@src/lib.rs:14:14: 14:19}`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Mulligan::<'a, T, E, Cond, Jit, Back>::execute`
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub async fn execute<F>(mut self, f: F) -> Result<T, E>
[INFO] [stdout]     |                  ------- required by a bound in this associated function
[INFO] [stdout] 123 |     where
[INFO] [stdout] 124 |         F: AsyncFn() -> Result<T, E>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Mulligan::<'a, T, E, Cond, Jit, Back>::execute`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Mulligan<'a,T,E,Cond,Jit,Back>::execute (line 108)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "82f98a495b0baf779496fd6c4f0aa4b40eb5d28095ffb4958912bdcfe83d668b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f98a495b0baf779496fd6c4f0aa4b40eb5d28095ffb4958912bdcfe83d668b", kill_on_drop: false }`
[INFO] [stdout] 82f98a495b0baf779496fd6c4f0aa4b40eb5d28095ffb4958912bdcfe83d668b
