[INFO] fetching crate xrpicker 2.2.1...
[INFO] checking xrpicker-2.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate xrpicker 2.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate xrpicker 2.2.1 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 xrpicker 2.2.1
[INFO] finished tweaking crates.io crate xrpicker 2.2.1
[INFO] tweaked toml for crates.io crate xrpicker 2.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate xrpicker 2.2.1 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winreg v0.51.0
[INFO] [stderr]   Downloaded thiserror-core-impl v1.0.38
[INFO] [stderr]   Downloaded iswow64 v0.1.0
[INFO] [stderr]   Downloaded thiserror-core v1.0.38
[INFO] [stderr]   Downloaded ruzstd v0.4.0
[INFO] [stderr]   Downloaded special-folder v0.2.2
[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] 8f254ce014b419e2b3266be843a4707eea1a8cfde2f4f8e7d86e7b3109bf3df8
[INFO] running `Command { std: "docker" "start" "-a" "8f254ce014b419e2b3266be843a4707eea1a8cfde2f4f8e7d86e7b3109bf3df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f254ce014b419e2b3266be843a4707eea1a8cfde2f4f8e7d86e7b3109bf3df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f254ce014b419e2b3266be843a4707eea1a8cfde2f4f8e7d86e7b3109bf3df8", kill_on_drop: false }`
[INFO] [stdout] 8f254ce014b419e2b3266be843a4707eea1a8cfde2f4f8e7d86e7b3109bf3df8
[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] 72d209c1756839a88f83318285c80a1a2987ca7350b6e86af84a8f54e3d70b14
[INFO] running `Command { std: "docker" "start" "-a" "72d209c1756839a88f83318285c80a1a2987ca7350b6e86af84a8f54e3d70b14", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror-core v1.0.38
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling thiserror-core-impl v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking ruzstd v0.4.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking xrpicker v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.35s
[INFO] running `Command { std: "docker" "inspect" "72d209c1756839a88f83318285c80a1a2987ca7350b6e86af84a8f54e3d70b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d209c1756839a88f83318285c80a1a2987ca7350b6e86af84a8f54e3d70b14", kill_on_drop: false }`
[INFO] [stdout] 72d209c1756839a88f83318285c80a1a2987ca7350b6e86af84a8f54e3d70b14