[INFO] fetching crate roa-jsonrpc 0.5.0-alpha...
[INFO] checking roa-jsonrpc-0.5.0-alpha against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate roa-jsonrpc 0.5.0-alpha into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate roa-jsonrpc 0.5.0-alpha 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 roa-jsonrpc 0.5.0-alpha
[INFO] finished tweaking crates.io crate roa-jsonrpc 0.5.0-alpha
[INFO] tweaked toml for crates.io crate roa-jsonrpc 0.5.0-alpha 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 86 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding crossbeam-queue v0.2.3 (latest: v0.3.11)
[INFO] [stderr]       Adding crossbeam-utils v0.7.2 (latest: v0.8.19)
[INFO] [stderr]       Adding erased-serde v0.3.31 (latest: v0.4.4)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding h2 v0.2.7 (latest: v0.4.4)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding headers v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding headers-core v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.3.1 (latest: v1.0.0)
[INFO] [stderr]       Adding httpdate v0.3.2 (latest: v1.0.3)
[INFO] [stderr]       Adding hyper v0.13.10 (latest: v1.2.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itoa v0.4.8 (latest: v1.0.11)
[INFO] [stderr]       Adding jsonrpc-v2 v0.5.3 (latest: v0.13.0)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (latest: v0.2.14)
[INFO] [stderr]       Adding roa v0.5.3 (latest: v0.6.1)
[INFO] [stderr]       Adding roa-core v0.5.1 (latest: v0.6.1)
[INFO] [stderr]       Adding tokio v0.2.25 (latest: v1.37.0)
[INFO] [stderr]       Adding tokio-util v0.3.1 (latest: v0.7.10)
[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 extensions v0.2.0
[INFO] [stderr]   Downloaded roa-core v0.5.1
[INFO] [stderr]   Downloaded jsonrpc-v2 v0.5.3
[INFO] [stderr]   Downloaded roa v0.5.3
[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] 3fb41424ec5e1bcda006c7325cd10c0f346b4e72df0df47975b78ee0de3763be
[INFO] running `Command { std: "docker" "start" "-a" "3fb41424ec5e1bcda006c7325cd10c0f346b4e72df0df47975b78ee0de3763be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb41424ec5e1bcda006c7325cd10c0f346b4e72df0df47975b78ee0de3763be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb41424ec5e1bcda006c7325cd10c0f346b4e72df0df47975b78ee0de3763be", kill_on_drop: false }`
[INFO] [stdout] 3fb41424ec5e1bcda006c7325cd10c0f346b4e72df0df47975b78ee0de3763be
[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] ff2bac374a498788ce90f053ee88543e65ad1b290a945fe3877fd39d5ce1c0cb
[INFO] running `Command { std: "docker" "start" "-a" "ff2bac374a498788ce90f053ee88543e65ad1b290a945fe3877fd39d5ce1c0cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking extensions v0.2.0
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking jsonrpc-v2 v0.5.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking roa-core v0.5.1
[INFO] [stderr]     Checking roa v0.5.3
[INFO] [stderr]     Checking roa-jsonrpc v0.5.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.97s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: roa-core v0.5.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ff2bac374a498788ce90f053ee88543e65ad1b290a945fe3877fd39d5ce1c0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2bac374a498788ce90f053ee88543e65ad1b290a945fe3877fd39d5ce1c0cb", kill_on_drop: false }`
[INFO] [stdout] ff2bac374a498788ce90f053ee88543e65ad1b290a945fe3877fd39d5ce1c0cb
[INFO] checking roa-jsonrpc-0.5.0-alpha against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate roa-jsonrpc 0.5.0-alpha into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate roa-jsonrpc 0.5.0-alpha 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 roa-jsonrpc 0.5.0-alpha
[INFO] finished tweaking crates.io crate roa-jsonrpc 0.5.0-alpha
[INFO] tweaked toml for crates.io crate roa-jsonrpc 0.5.0-alpha written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3aa6f605371f2a00358df452543f571b809c32538a7bd947272233036dd5d4b4
[INFO] running `Command { std: "docker" "start" "-a" "3aa6f605371f2a00358df452543f571b809c32538a7bd947272233036dd5d4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aa6f605371f2a00358df452543f571b809c32538a7bd947272233036dd5d4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa6f605371f2a00358df452543f571b809c32538a7bd947272233036dd5d4b4", kill_on_drop: false }`
[INFO] [stdout] 3aa6f605371f2a00358df452543f571b809c32538a7bd947272233036dd5d4b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 81d9765066496f1a90807ba55a20b9d4cd5f8616e79e0df113395d087872a17f
[INFO] running `Command { std: "docker" "start" "-a" "81d9765066496f1a90807ba55a20b9d4cd5f8616e79e0df113395d087872a17f", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking extensions v0.2.0
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking jsonrpc-v2 v0.5.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking roa-core v0.5.1
[INFO] [stderr]     Checking roa v0.5.3
[INFO] [stderr]     Checking roa-jsonrpc v0.5.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: roa-core v0.5.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "81d9765066496f1a90807ba55a20b9d4cd5f8616e79e0df113395d087872a17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d9765066496f1a90807ba55a20b9d4cd5f8616e79e0df113395d087872a17f", kill_on_drop: false }`
[INFO] [stdout] 81d9765066496f1a90807ba55a20b9d4cd5f8616e79e0df113395d087872a17f