[INFO] fetching crate reduct-base 1.7.3...
[INFO] checking reduct-base-1.7.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate reduct-base 1.7.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate reduct-base 1.7.3 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 reduct-base 1.7.3
[INFO] finished tweaking crates.io crate reduct-base 1.7.3
[INFO] tweaked toml for crates.io crate reduct-base 1.7.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 84 packages
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding int-enum v0.5.0 (latest: v1.1.1)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded int-enum-impl v0.5.0
[INFO] [stderr]   Downloaded int-enum v0.5.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d184fa4f02a935da7fe9213f98ea44f876af07d56ee571c2a6971b958d044015
[INFO] running `Command { std: "docker" "start" "-a" "d184fa4f02a935da7fe9213f98ea44f876af07d56ee571c2a6971b958d044015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d184fa4f02a935da7fe9213f98ea44f876af07d56ee571c2a6971b958d044015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d184fa4f02a935da7fe9213f98ea44f876af07d56ee571c2a6971b958d044015", kill_on_drop: false }`
[INFO] [stdout] d184fa4f02a935da7fe9213f98ea44f876af07d56ee571c2a6971b958d044015
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bd43f5ab9cdd2456bbbd6271877256ef2ddf38a0a35365958cf3d7137a01150
[INFO] running `Command { std: "docker" "start" "-a" "5bd43f5ab9cdd2456bbbd6271877256ef2ddf38a0a35365958cf3d7137a01150", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling int-enum-impl v0.5.0
[INFO] [stderr]     Checking int-enum v0.5.0
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stderr]     Checking reduct-base v1.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `Command { std: "docker" "inspect" "5bd43f5ab9cdd2456bbbd6271877256ef2ddf38a0a35365958cf3d7137a01150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd43f5ab9cdd2456bbbd6271877256ef2ddf38a0a35365958cf3d7137a01150", kill_on_drop: false }`
[INFO] [stdout] 5bd43f5ab9cdd2456bbbd6271877256ef2ddf38a0a35365958cf3d7137a01150