[INFO] fetching crate libepf 0.1.0...
[INFO] checking libepf-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate libepf 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate libepf 0.1.0 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 libepf 0.1.0
[INFO] finished tweaking crates.io crate libepf 0.1.0
[INFO] tweaked toml for crates.io crate libepf 0.1.0 written to /workspace/builds/worker-7-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 146 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding pem v2.0.1 (latest: v3.0.3)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding serial_test v2.0.0 (latest: v3.0.0)
[INFO] [stderr]       Adding serial_test_derive v2.0.0 (latest: v3.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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 tcp-test v0.1.0
[INFO] [stderr]   Downloaded serial_test v2.0.0
[INFO] [stderr]   Downloaded serial_test_derive v2.0.0
[INFO] [stderr]   Downloaded hex-literal v0.4.1
[INFO] [stderr]   Downloaded rmp-serde v1.1.2
[INFO] [stderr]   Downloaded pem v2.0.1
[INFO] [stderr]   Downloaded serde_arrays v0.1.0
[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] c81395e633e2bb62621110b9dd10e47c747a43233862cde027c559baebbf2ef1
[INFO] running `Command { std: "docker" "start" "-a" "c81395e633e2bb62621110b9dd10e47c747a43233862cde027c559baebbf2ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c81395e633e2bb62621110b9dd10e47c747a43233862cde027c559baebbf2ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81395e633e2bb62621110b9dd10e47c747a43233862cde027c559baebbf2ef1", kill_on_drop: false }`
[INFO] [stdout] c81395e633e2bb62621110b9dd10e47c747a43233862cde027c559baebbf2ef1
[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] 5c524750a7c24544680b72e6ca8d551338999d0833a91913662d7a20696ff29c
[INFO] running `Command { std: "docker" "start" "-a" "5c524750a7c24544680b72e6ca8d551338999d0833a91913662d7a20696ff29c", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking pem v2.0.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking tcp-test v0.1.0
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking simple_logger v4.3.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking serde_arrays v0.1.0
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]     Checking libepf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.27s
[INFO] running `Command { std: "docker" "inspect" "5c524750a7c24544680b72e6ca8d551338999d0833a91913662d7a20696ff29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c524750a7c24544680b72e6ca8d551338999d0833a91913662d7a20696ff29c", kill_on_drop: false }`
[INFO] [stdout] 5c524750a7c24544680b72e6ca8d551338999d0833a91913662d7a20696ff29c