[INFO] fetching crate dora-message 0.3.0...
[INFO] checking dora-message-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate dora-message 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dora-message 0.3.0 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 dora-message 0.3.0
[INFO] finished tweaking crates.io crate dora-message 0.3.0
[INFO] tweaked toml for crates.io crate dora-message 0.3.0 written to /workspace/builds/worker-4-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 35 packages
[INFO] [stderr]       Adding arrow-buffer v48.0.1 (latest: v51.0.0)
[INFO] [stderr]       Adding arrow-data v48.0.1 (latest: v51.0.0)
[INFO] [stderr]       Adding arrow-schema v48.0.1 (latest: v51.0.0)
[INFO] [stderr]       Adding uhlc v0.5.2 (latest: v0.7.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uhlc v0.5.2
[INFO] [stderr]   Downloaded arrow-schema v48.0.1
[INFO] [stderr]   Downloaded arrow-data v48.0.1
[INFO] [stderr]   Downloaded arrow-buffer v48.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0096cb5fa2ee85bb13bef218edfc253710c4b6f95ed04f39e30ca55739be4831
[INFO] running `Command { std: "docker" "start" "-a" "0096cb5fa2ee85bb13bef218edfc253710c4b6f95ed04f39e30ca55739be4831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0096cb5fa2ee85bb13bef218edfc253710c4b6f95ed04f39e30ca55739be4831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0096cb5fa2ee85bb13bef218edfc253710c4b6f95ed04f39e30ca55739be4831", kill_on_drop: false }`
[INFO] [stdout] 0096cb5fa2ee85bb13bef218edfc253710c4b6f95ed04f39e30ca55739be4831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 20fabfc80408524a493a9def5286a35151c88cce347347510fb2d15d767939a6
[INFO] running `Command { std: "docker" "start" "-a" "20fabfc80408524a493a9def5286a35151c88cce347347510fb2d15d767939a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking arrow-buffer v48.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking arrow-schema v48.0.1
[INFO] [stderr]     Checking uhlc v0.5.2
[INFO] [stderr]     Checking arrow-data v48.0.1
[INFO] [stderr]     Checking dora-message v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.48s
[INFO] running `Command { std: "docker" "inspect" "20fabfc80408524a493a9def5286a35151c88cce347347510fb2d15d767939a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20fabfc80408524a493a9def5286a35151c88cce347347510fb2d15d767939a6", kill_on_drop: false }`
[INFO] [stdout] 20fabfc80408524a493a9def5286a35151c88cce347347510fb2d15d767939a6
[INFO] checking dora-message-0.3.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate dora-message 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate dora-message 0.3.0 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 dora-message 0.3.0
[INFO] finished tweaking crates.io crate dora-message 0.3.0
[INFO] tweaked toml for crates.io crate dora-message 0.3.0 written to /workspace/builds/worker-4-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a6d1e4896d88cdd9fea486dd8f5f1516a446899d283cd36919d21f3e49ffe9b0
[INFO] running `Command { std: "docker" "start" "-a" "a6d1e4896d88cdd9fea486dd8f5f1516a446899d283cd36919d21f3e49ffe9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6d1e4896d88cdd9fea486dd8f5f1516a446899d283cd36919d21f3e49ffe9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d1e4896d88cdd9fea486dd8f5f1516a446899d283cd36919d21f3e49ffe9b0", kill_on_drop: false }`
[INFO] [stdout] a6d1e4896d88cdd9fea486dd8f5f1516a446899d283cd36919d21f3e49ffe9b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e421e5b9d68fa3f06d9bfc625d3dd2cb976a0790c45164278611b13bcbc8aa1b
[INFO] running `Command { std: "docker" "start" "-a" "e421e5b9d68fa3f06d9bfc625d3dd2cb976a0790c45164278611b13bcbc8aa1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking arrow-buffer v48.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking arrow-schema v48.0.1
[INFO] [stderr]     Checking uhlc v0.5.2
[INFO] [stderr]     Checking arrow-data v48.0.1
[INFO] [stderr]     Checking dora-message v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.46s
[INFO] running `Command { std: "docker" "inspect" "e421e5b9d68fa3f06d9bfc625d3dd2cb976a0790c45164278611b13bcbc8aa1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e421e5b9d68fa3f06d9bfc625d3dd2cb976a0790c45164278611b13bcbc8aa1b", kill_on_drop: false }`
[INFO] [stdout] e421e5b9d68fa3f06d9bfc625d3dd2cb976a0790c45164278611b13bcbc8aa1b