[INFO] fetching crate snarkos-metrics 2.0.2...
[INFO] checking snarkos-metrics-2.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate snarkos-metrics 2.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate snarkos-metrics 2.0.2 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 snarkos-metrics 2.0.2
[INFO] finished tweaking crates.io crate snarkos-metrics 2.0.2
[INFO] tweaked toml for crates.io crate snarkos-metrics 2.0.2 written to /workspace/builds/worker-5-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 104 packages
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.3)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding metrics v0.18.1 (latest: v0.22.3)
[INFO] [stderr]       Adding metrics-exporter-prometheus v0.8.0 (latest: v0.14.0)
[INFO] [stderr]       Adding metrics-macros v0.5.1 (latest: v0.7.1)
[INFO] [stderr]       Adding metrics-util v0.11.1 (latest: v0.16.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.9)
[INFO] [stderr]       Adding quanta v0.9.3 (latest: v0.12.3)
[INFO] [stderr]       Adding raw-cpuid v10.7.0 (latest: v11.0.1)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding sketches-ddsketch v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.10.2+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 quanta v0.9.3
[INFO] [stderr]   Downloaded metrics-macros v0.5.1
[INFO] [stderr]   Downloaded metrics-exporter-prometheus v0.8.0
[INFO] [stderr]   Downloaded metrics-util v0.11.1
[INFO] [stderr]   Downloaded atomic-shim v0.2.0
[INFO] [stderr]   Downloaded metrics v0.18.1
[INFO] [stderr]   Downloaded sketches-ddsketch v0.1.3
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 98bda1d76f130f9cb4beb6bafffe75c5176875398f2779c2a9780697a2a6ca74
[INFO] running `Command { std: "docker" "start" "-a" "98bda1d76f130f9cb4beb6bafffe75c5176875398f2779c2a9780697a2a6ca74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98bda1d76f130f9cb4beb6bafffe75c5176875398f2779c2a9780697a2a6ca74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bda1d76f130f9cb4beb6bafffe75c5176875398f2779c2a9780697a2a6ca74", kill_on_drop: false }`
[INFO] [stdout] 98bda1d76f130f9cb4beb6bafffe75c5176875398f2779c2a9780697a2a6ca74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7844deebf238677d2264261d8e28a9c14f071109915c1eae3e59ee885533844f
[INFO] running `Command { std: "docker" "start" "-a" "7844deebf238677d2264261d8e28a9c14f071109915c1eae3e59ee885533844f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling metrics v0.18.1
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking sketches-ddsketch v0.1.3
[INFO] [stderr]     Checking atomic-shim v0.2.0
[INFO] [stderr]     Checking quanta v0.9.3
[INFO] [stderr]    Compiling metrics-macros v0.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking metrics-util v0.11.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking metrics-exporter-prometheus v0.8.0
[INFO] [stderr]     Checking snarkos-metrics v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.59s
[INFO] running `Command { std: "docker" "inspect" "7844deebf238677d2264261d8e28a9c14f071109915c1eae3e59ee885533844f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7844deebf238677d2264261d8e28a9c14f071109915c1eae3e59ee885533844f", kill_on_drop: false }`
[INFO] [stdout] 7844deebf238677d2264261d8e28a9c14f071109915c1eae3e59ee885533844f
[INFO] checking snarkos-metrics-2.0.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate snarkos-metrics 2.0.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate snarkos-metrics 2.0.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snarkos-metrics 2.0.2
[INFO] finished tweaking crates.io crate snarkos-metrics 2.0.2
[INFO] tweaked toml for crates.io crate snarkos-metrics 2.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1afa2fcdec8ff476c64bc95a057d54b3f827b23747be36c74cbba28e34e87c1
[INFO] running `Command { std: "docker" "start" "-a" "f1afa2fcdec8ff476c64bc95a057d54b3f827b23747be36c74cbba28e34e87c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1afa2fcdec8ff476c64bc95a057d54b3f827b23747be36c74cbba28e34e87c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1afa2fcdec8ff476c64bc95a057d54b3f827b23747be36c74cbba28e34e87c1", kill_on_drop: false }`
[INFO] [stdout] f1afa2fcdec8ff476c64bc95a057d54b3f827b23747be36c74cbba28e34e87c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acc717cfa3dee63c8ae351490e74411b52bb455d7ebf946a3c8e98bf9dad90b8
[INFO] running `Command { std: "docker" "start" "-a" "acc717cfa3dee63c8ae351490e74411b52bb455d7ebf946a3c8e98bf9dad90b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling metrics v0.18.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking sketches-ddsketch v0.1.3
[INFO] [stderr]     Checking atomic-shim v0.2.0
[INFO] [stderr]     Checking quanta v0.9.3
[INFO] [stderr]    Compiling metrics-macros v0.5.1
[INFO] [stderr]     Checking metrics-util v0.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking metrics-exporter-prometheus v0.8.0
[INFO] [stderr]     Checking snarkos-metrics v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.70s
[INFO] running `Command { std: "docker" "inspect" "acc717cfa3dee63c8ae351490e74411b52bb455d7ebf946a3c8e98bf9dad90b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc717cfa3dee63c8ae351490e74411b52bb455d7ebf946a3c8e98bf9dad90b8", kill_on_drop: false }`
[INFO] [stdout] acc717cfa3dee63c8ae351490e74411b52bb455d7ebf946a3c8e98bf9dad90b8