[INFO] fetching crate situwaition 0.3.2...
[INFO] checking situwaition-0.3.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate situwaition 0.3.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate situwaition 0.3.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate situwaition 0.3.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate situwaition 0.3.2
[INFO] tweaked toml for crates.io crate situwaition 0.3.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate situwaition 0.3.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded concurrent-queue v2.2.0
[INFO] [stderr]   Downloaded value-bag v1.4.1
[INFO] [stderr]   Downloaded async-lock v2.7.0
[INFO] [stderr]   Downloaded blocking v1.3.1
[INFO] [stderr]   Downloaded parking v2.1.0
[INFO] [stderr]   Downloaded async-executor v1.5.1
[INFO] [stderr]   Downloaded async-task v4.4.0
[INFO] [stderr]   Downloaded atomic-waker v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 816db6bdd5fab8108aa0306b86f0abc28b06ed6f8334b99b24a71e3c4b991882
[INFO] running `Command { std: "docker" "start" "-a" "816db6bdd5fab8108aa0306b86f0abc28b06ed6f8334b99b24a71e3c4b991882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "816db6bdd5fab8108aa0306b86f0abc28b06ed6f8334b99b24a71e3c4b991882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816db6bdd5fab8108aa0306b86f0abc28b06ed6f8334b99b24a71e3c4b991882", kill_on_drop: false }`
[INFO] [stdout] 816db6bdd5fab8108aa0306b86f0abc28b06ed6f8334b99b24a71e3c4b991882
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd06d24d439aea11351169419d4be0c9340bf18333452dffd43c1c4bb5b66cbb
[INFO] running `Command { std: "docker" "start" "-a" "cd06d24d439aea11351169419d4be0c9340bf18333452dffd43c1c4bb5b66cbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking value-bag v1.4.1
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking atomic-waker v1.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling situwaition v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking async-executor v1.5.1
[INFO] [stderr]     Checking blocking v1.3.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-global-executor v2.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::{result::Result, time::Duration};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Result` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::{result::Result, time::Duration};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Result` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> examples/sync.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     result::Result,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.78s
[INFO] running `Command { std: "docker" "inspect" "cd06d24d439aea11351169419d4be0c9340bf18333452dffd43c1c4bb5b66cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd06d24d439aea11351169419d4be0c9340bf18333452dffd43c1c4bb5b66cbb", kill_on_drop: false }`
[INFO] [stdout] cd06d24d439aea11351169419d4be0c9340bf18333452dffd43c1c4bb5b66cbb