[INFO] fetching crate st2-logformat 0.1.0...
[INFO] checking st2-logformat-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate st2-logformat 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate st2-logformat 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 st2-logformat 0.1.0
[INFO] finished tweaking crates.io crate st2-logformat 0.1.0
[INFO] tweaked toml for crates.io crate st2-logformat 0.1.0 written to /workspace/builds/worker-6-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 29 packages
[INFO] [stderr]       Adding abomonation_derive v0.3.0 (latest: v0.5.0)
[INFO] [stderr]       Adding abomonation_derive v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding differential-dataflow v0.10.0 (latest: v0.12.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.3.15 (latest: v1.0.35)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding syn v0.11.11 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.6.1 (latest: v0.13.1)
[INFO] [stderr]       Adding synstructure v0.10.2 (latest: v0.13.1)
[INFO] [stderr]       Adding timely v0.10.0 (latest: v0.12.0)
[INFO] [stderr]       Adding timely_bytes v0.10.0 (latest: v0.12.0)
[INFO] [stderr]       Adding timely_communication v0.10.0 (latest: v0.12.0)
[INFO] [stderr]       Adding timely_logging v0.10.0 (latest: v0.12.0)
[INFO] [stderr]       Adding unicode-xid v0.0.4 (latest: v0.2.4)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[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 abomonation v0.7.3
[INFO] [stderr]   Downloaded abomonation_derive v0.4.0
[INFO] [stderr]   Downloaded timely_logging v0.10.0
[INFO] [stderr]   Downloaded abomonation_derive v0.3.0
[INFO] [stderr]   Downloaded timely_bytes v0.10.0
[INFO] [stderr]   Downloaded timely_sort v0.1.6
[INFO] [stderr]   Downloaded timely_communication v0.10.0
[INFO] [stderr]   Downloaded timely v0.10.0
[INFO] [stderr]   Downloaded differential-dataflow v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7a20ad7a6b251723209ad24ac7e0c8b4a02b8e212a288dd0bb4162016016ab15
[INFO] running `Command { std: "docker" "start" "-a" "7a20ad7a6b251723209ad24ac7e0c8b4a02b8e212a288dd0bb4162016016ab15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a20ad7a6b251723209ad24ac7e0c8b4a02b8e212a288dd0bb4162016016ab15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a20ad7a6b251723209ad24ac7e0c8b4a02b8e212a288dd0bb4162016016ab15", kill_on_drop: false }`
[INFO] [stdout] 7a20ad7a6b251723209ad24ac7e0c8b4a02b8e212a288dd0bb4162016016ab15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d8a45e1fa0dfa4bd3cc554e66eb8e71a0bce6cd91ef6b1a88bc490c19a5ab8e3
[INFO] running `Command { std: "docker" "start" "-a" "d8a45e1fa0dfa4bd3cc554e66eb8e71a0bce6cd91ef6b1a88bc490c19a5ab8e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking timely_logging v0.10.0
[INFO] [stderr]     Checking timely_bytes v0.10.0
[INFO] [stderr]     Checking abomonation v0.7.3
[INFO] [stderr]     Checking timely_sort v0.1.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling abomonation_derive v0.3.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling abomonation_derive v0.4.0
[INFO] [stderr]     Checking timely_communication v0.10.0
[INFO] [stderr]     Checking timely v0.10.0
[INFO] [stderr]     Checking differential-dataflow v0.10.0
[INFO] [stderr]     Checking st2-logformat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.92s
[INFO] running `Command { std: "docker" "inspect" "d8a45e1fa0dfa4bd3cc554e66eb8e71a0bce6cd91ef6b1a88bc490c19a5ab8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a45e1fa0dfa4bd3cc554e66eb8e71a0bce6cd91ef6b1a88bc490c19a5ab8e3", kill_on_drop: false }`
[INFO] [stdout] d8a45e1fa0dfa4bd3cc554e66eb8e71a0bce6cd91ef6b1a88bc490c19a5ab8e3