[INFO] fetching crate biocommons-bioutils 0.1.4...
[INFO] checking biocommons-bioutils-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate biocommons-bioutils 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate biocommons-bioutils 0.1.4 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 biocommons-bioutils 0.1.4
[INFO] finished tweaking crates.io crate biocommons-bioutils 0.1.4
[INFO] tweaked toml for crates.io crate biocommons-bioutils 0.1.4 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]      Locking 55 packages
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.3)
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[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 linked-hash-map v0.5.6
[INFO] [stderr]   Downloaded enum-map-derive v0.17.0
[INFO] [stderr]   Downloaded similar v2.5.0
[INFO] [stderr]   Downloaded enum-map v2.7.3
[INFO] [stderr]   Downloaded console v0.15.8
[INFO] [stderr]   Downloaded insta v1.38.0
[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] 0c8e74436fc85bcc93e0834312602a1a883b7bf24096cabb7c16d6d6128f872d
[INFO] running `Command { std: "docker" "start" "-a" "0c8e74436fc85bcc93e0834312602a1a883b7bf24096cabb7c16d6d6128f872d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c8e74436fc85bcc93e0834312602a1a883b7bf24096cabb7c16d6d6128f872d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c8e74436fc85bcc93e0834312602a1a883b7bf24096cabb7c16d6d6128f872d", kill_on_drop: false }`
[INFO] [stdout] 0c8e74436fc85bcc93e0834312602a1a883b7bf24096cabb7c16d6d6128f872d
[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] 60c0fdbaaadadca82156e6c395bd21a112856dbdc9ea3d2521c9c3ee23e6f5a9
[INFO] running `Command { std: "docker" "start" "-a" "60c0fdbaaadadca82156e6c395bd21a112856dbdc9ea3d2521c9c3ee23e6f5a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]     Checking biocommons-bioutils v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "60c0fdbaaadadca82156e6c395bd21a112856dbdc9ea3d2521c9c3ee23e6f5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c0fdbaaadadca82156e6c395bd21a112856dbdc9ea3d2521c9c3ee23e6f5a9", kill_on_drop: false }`
[INFO] [stdout] 60c0fdbaaadadca82156e6c395bd21a112856dbdc9ea3d2521c9c3ee23e6f5a9
[INFO] checking biocommons-bioutils-0.1.4 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate biocommons-bioutils 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate biocommons-bioutils 0.1.4 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 biocommons-bioutils 0.1.4
[INFO] finished tweaking crates.io crate biocommons-bioutils 0.1.4
[INFO] tweaked toml for crates.io crate biocommons-bioutils 0.1.4 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] fc46e85a0f71ee240888055b837f37bbafbfe7b75206a5a5144c483c2fdd1f29
[INFO] running `Command { std: "docker" "start" "-a" "fc46e85a0f71ee240888055b837f37bbafbfe7b75206a5a5144c483c2fdd1f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc46e85a0f71ee240888055b837f37bbafbfe7b75206a5a5144c483c2fdd1f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc46e85a0f71ee240888055b837f37bbafbfe7b75206a5a5144c483c2fdd1f29", kill_on_drop: false }`
[INFO] [stdout] fc46e85a0f71ee240888055b837f37bbafbfe7b75206a5a5144c483c2fdd1f29
[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] 0e7e1a290d050efc272732d639772bce73cac7fa7df8d9a5a3bb3b4ba770122a
[INFO] running `Command { std: "docker" "start" "-a" "0e7e1a290d050efc272732d639772bce73cac7fa7df8d9a5a3bb3b4ba770122a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]     Checking biocommons-bioutils v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.32s
[INFO] running `Command { std: "docker" "inspect" "0e7e1a290d050efc272732d639772bce73cac7fa7df8d9a5a3bb3b4ba770122a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7e1a290d050efc272732d639772bce73cac7fa7df8d9a5a3bb3b4ba770122a", kill_on_drop: false }`
[INFO] [stdout] 0e7e1a290d050efc272732d639772bce73cac7fa7df8d9a5a3bb3b4ba770122a