[INFO] fetching crate logging-toolkit 0.5.0...
[INFO] checking logging-toolkit-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate logging-toolkit 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate logging-toolkit 0.5.0 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 logging-toolkit 0.5.0
[INFO] finished tweaking crates.io crate logging-toolkit 0.5.0
[INFO] tweaked toml for crates.io crate logging-toolkit 0.5.0 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 53 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 slog-term v2.9.1
[INFO] [stderr]   Downloaded slog-json v2.6.1
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded slog-async v2.8.0
[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] 52f4d825c27ae901ca6336fbb44513365035c357b6ae9d114dc94b168f5e3e66
[INFO] running `Command { std: "docker" "start" "-a" "52f4d825c27ae901ca6336fbb44513365035c357b6ae9d114dc94b168f5e3e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52f4d825c27ae901ca6336fbb44513365035c357b6ae9d114dc94b168f5e3e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f4d825c27ae901ca6336fbb44513365035c357b6ae9d114dc94b168f5e3e66", kill_on_drop: false }`
[INFO] [stdout] 52f4d825c27ae901ca6336fbb44513365035c357b6ae9d114dc94b168f5e3e66
[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] fd8ed52781e33df7e2c2905c037a5c3046633f14bfa6dbaf661e6de64e190a13
[INFO] running `Command { std: "docker" "start" "-a" "fd8ed52781e33df7e2c2905c037a5c3046633f14bfa6dbaf661e6de64e190a13", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking slog-term v2.9.1
[INFO] [stderr]     Checking slog-json v2.6.1
[INFO] [stderr]     Checking logging-toolkit v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.53s
[INFO] running `Command { std: "docker" "inspect" "fd8ed52781e33df7e2c2905c037a5c3046633f14bfa6dbaf661e6de64e190a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8ed52781e33df7e2c2905c037a5c3046633f14bfa6dbaf661e6de64e190a13", kill_on_drop: false }`
[INFO] [stdout] fd8ed52781e33df7e2c2905c037a5c3046633f14bfa6dbaf661e6de64e190a13
[INFO] checking logging-toolkit-0.5.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate logging-toolkit 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate logging-toolkit 0.5.0 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 logging-toolkit 0.5.0
[INFO] finished tweaking crates.io crate logging-toolkit 0.5.0
[INFO] tweaked toml for crates.io crate logging-toolkit 0.5.0 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]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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] 5655eebba0d4a2ada8240bfa8952901147f664773087652aae5d6f443ffdef27
[INFO] running `Command { std: "docker" "start" "-a" "5655eebba0d4a2ada8240bfa8952901147f664773087652aae5d6f443ffdef27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5655eebba0d4a2ada8240bfa8952901147f664773087652aae5d6f443ffdef27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5655eebba0d4a2ada8240bfa8952901147f664773087652aae5d6f443ffdef27", kill_on_drop: false }`
[INFO] [stdout] 5655eebba0d4a2ada8240bfa8952901147f664773087652aae5d6f443ffdef27
[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] 924f7a47440dae552b13635afd53f8fd27bb31da87d85dc7dbbf9c48e4cb33fe
[INFO] running `Command { std: "docker" "start" "-a" "924f7a47440dae552b13635afd53f8fd27bb31da87d85dc7dbbf9c48e4cb33fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking slog-term v2.9.1
[INFO] [stderr]     Checking slog-json v2.6.1
[INFO] [stderr]     Checking logging-toolkit v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "924f7a47440dae552b13635afd53f8fd27bb31da87d85dc7dbbf9c48e4cb33fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "924f7a47440dae552b13635afd53f8fd27bb31da87d85dc7dbbf9c48e4cb33fe", kill_on_drop: false }`
[INFO] [stdout] 924f7a47440dae552b13635afd53f8fd27bb31da87d85dc7dbbf9c48e4cb33fe