[INFO] fetching crate ssb_parser 0.4.0...
[INFO] checking ssb_parser-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ssb_parser 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ssb_parser 0.4.0 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 ssb_parser 0.4.0
[INFO] finished tweaking crates.io crate ssb_parser 0.4.0
[INFO] tweaked toml for crates.io crate ssb_parser 0.4.0 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 19 packages
[INFO] [stderr]       Adding aho-corasick v0.7.20 (latest: v1.1.3)
[INFO] [stderr]       Adding base64 v0.11.0 (latest: v0.22.0)
[INFO] [stderr]       Adding regex v1.3.9 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[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] 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] cda92494dc7ce0ad5dc70dc11ee5fdb2b6aad294519dacd8de2e7622186b220b
[INFO] running `Command { std: "docker" "start" "-a" "cda92494dc7ce0ad5dc70dc11ee5fdb2b6aad294519dacd8de2e7622186b220b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda92494dc7ce0ad5dc70dc11ee5fdb2b6aad294519dacd8de2e7622186b220b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda92494dc7ce0ad5dc70dc11ee5fdb2b6aad294519dacd8de2e7622186b220b", kill_on_drop: false }`
[INFO] [stdout] cda92494dc7ce0ad5dc70dc11ee5fdb2b6aad294519dacd8de2e7622186b220b
[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] e7fb8a7a8e357e004eae0b56b57e76e716b3633743fd9b68ce51dd907f3f8b1b
[INFO] running `Command { std: "docker" "start" "-a" "e7fb8a7a8e357e004eae0b56b57e76e716b3633743fd9b68ce51dd907f3f8b1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking ssb_parser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `Command { std: "docker" "inspect" "e7fb8a7a8e357e004eae0b56b57e76e716b3633743fd9b68ce51dd907f3f8b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7fb8a7a8e357e004eae0b56b57e76e716b3633743fd9b68ce51dd907f3f8b1b", kill_on_drop: false }`
[INFO] [stdout] e7fb8a7a8e357e004eae0b56b57e76e716b3633743fd9b68ce51dd907f3f8b1b
[INFO] checking ssb_parser-0.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ssb_parser 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate ssb_parser 0.4.0 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 ssb_parser 0.4.0
[INFO] finished tweaking crates.io crate ssb_parser 0.4.0
[INFO] tweaked toml for crates.io crate ssb_parser 0.4.0 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] 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] a5f512f4c56f040371083482f1d5020853b715210b1544c1a2a6213da22cde54
[INFO] running `Command { std: "docker" "start" "-a" "a5f512f4c56f040371083482f1d5020853b715210b1544c1a2a6213da22cde54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5f512f4c56f040371083482f1d5020853b715210b1544c1a2a6213da22cde54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f512f4c56f040371083482f1d5020853b715210b1544c1a2a6213da22cde54", kill_on_drop: false }`
[INFO] [stdout] a5f512f4c56f040371083482f1d5020853b715210b1544c1a2a6213da22cde54
[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] 12acd0913d0f20d5238c11ca37390c6c4654fb45dae5349ec0dcd7fdb8549e19
[INFO] running `Command { std: "docker" "start" "-a" "12acd0913d0f20d5238c11ca37390c6c4654fb45dae5349ec0dcd7fdb8549e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking ssb_parser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.10s
[INFO] running `Command { std: "docker" "inspect" "12acd0913d0f20d5238c11ca37390c6c4654fb45dae5349ec0dcd7fdb8549e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12acd0913d0f20d5238c11ca37390c6c4654fb45dae5349ec0dcd7fdb8549e19", kill_on_drop: false }`
[INFO] [stdout] 12acd0913d0f20d5238c11ca37390c6c4654fb45dae5349ec0dcd7fdb8549e19