[INFO] fetching crate valence_text 0.2.0-alpha.1+mc.1.20.1...
[INFO] checking valence_text-0.2.0-alpha.1+mc.1.20.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate valence_text 0.2.0-alpha.1+mc.1.20.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate valence_text 0.2.0-alpha.1+mc.1.20.1 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 valence_text 0.2.0-alpha.1+mc.1.20.1
[INFO] finished tweaking crates.io crate valence_text 0.2.0-alpha.1+mc.1.20.1
[INFO] tweaked toml for crates.io crate valence_text 0.2.0-alpha.1+mc.1.20.1 written to /workspace/builds/worker-3-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 28 packages
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding valence_nbt v0.6.1 (latest: v0.8.0)
[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 valence_ident_macros v0.2.0-alpha.1+mc.1.20.1
[INFO] [stderr]   Downloaded valence_nbt v0.6.1
[INFO] [stderr]   Downloaded valence_ident v0.2.0-alpha.1+mc.1.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c5b6ab213cb5060de49bb96198f1c78a876488971e72dc50781c4e237324c3fc
[INFO] running `Command { std: "docker" "start" "-a" "c5b6ab213cb5060de49bb96198f1c78a876488971e72dc50781c4e237324c3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5b6ab213cb5060de49bb96198f1c78a876488971e72dc50781c4e237324c3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b6ab213cb5060de49bb96198f1c78a876488971e72dc50781c4e237324c3fc", kill_on_drop: false }`
[INFO] [stdout] c5b6ab213cb5060de49bb96198f1c78a876488971e72dc50781c4e237324c3fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6bdec5e295b2ad42adfc02ff5100ea7044823c4c62b77cd7ca32e6be4b5c6120
[INFO] running `Command { std: "docker" "start" "-a" "6bdec5e295b2ad42adfc02ff5100ea7044823c4c62b77cd7ca32e6be4b5c6120", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling valence_ident_macros v0.2.0-alpha.1+mc.1.20.1
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking valence_nbt v0.6.1
[INFO] [stderr]     Checking valence_ident v0.2.0-alpha.1+mc.1.20.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking valence_text v0.2.0-alpha.1+mc.1.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "6bdec5e295b2ad42adfc02ff5100ea7044823c4c62b77cd7ca32e6be4b5c6120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bdec5e295b2ad42adfc02ff5100ea7044823c4c62b77cd7ca32e6be4b5c6120", kill_on_drop: false }`
[INFO] [stdout] 6bdec5e295b2ad42adfc02ff5100ea7044823c4c62b77cd7ca32e6be4b5c6120
[INFO] checking valence_text-0.2.0-alpha.1+mc.1.20.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate valence_text 0.2.0-alpha.1+mc.1.20.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate valence_text 0.2.0-alpha.1+mc.1.20.1 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 valence_text 0.2.0-alpha.1+mc.1.20.1
[INFO] finished tweaking crates.io crate valence_text 0.2.0-alpha.1+mc.1.20.1
[INFO] tweaked toml for crates.io crate valence_text 0.2.0-alpha.1+mc.1.20.1 written to /workspace/builds/worker-3-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 60c4722748a8938910bb25ffe02ee3baf0e6f4ab9ed33779ece5729c8ff5dd14
[INFO] running `Command { std: "docker" "start" "-a" "60c4722748a8938910bb25ffe02ee3baf0e6f4ab9ed33779ece5729c8ff5dd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60c4722748a8938910bb25ffe02ee3baf0e6f4ab9ed33779ece5729c8ff5dd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c4722748a8938910bb25ffe02ee3baf0e6f4ab9ed33779ece5729c8ff5dd14", kill_on_drop: false }`
[INFO] [stdout] 60c4722748a8938910bb25ffe02ee3baf0e6f4ab9ed33779ece5729c8ff5dd14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 464ddf47d2ae8cee0da657ea6cc7b2aab145d92ba488e3b0c004efcd716b39b4
[INFO] running `Command { std: "docker" "start" "-a" "464ddf47d2ae8cee0da657ea6cc7b2aab145d92ba488e3b0c004efcd716b39b4", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling valence_ident_macros v0.2.0-alpha.1+mc.1.20.1
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking valence_nbt v0.6.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking valence_ident v0.2.0-alpha.1+mc.1.20.1
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking valence_text v0.2.0-alpha.1+mc.1.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "464ddf47d2ae8cee0da657ea6cc7b2aab145d92ba488e3b0c004efcd716b39b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464ddf47d2ae8cee0da657ea6cc7b2aab145d92ba488e3b0c004efcd716b39b4", kill_on_drop: false }`
[INFO] [stdout] 464ddf47d2ae8cee0da657ea6cc7b2aab145d92ba488e3b0c004efcd716b39b4