[INFO] fetching crate erasable 1.2.1...
[INFO] checking erasable-1.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate erasable 1.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate erasable 1.2.1 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 erasable 1.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate erasable 1.2.1
[INFO] tweaked toml for crates.io crate erasable 1.2.1 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 4 packages
[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-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] 1353bbfa1a0d4687af8205346ba01f50b1c161a64b7b387d2aa50f0963fb083d
[INFO] running `Command { std: "docker" "start" "-a" "1353bbfa1a0d4687af8205346ba01f50b1c161a64b7b387d2aa50f0963fb083d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1353bbfa1a0d4687af8205346ba01f50b1c161a64b7b387d2aa50f0963fb083d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1353bbfa1a0d4687af8205346ba01f50b1c161a64b7b387d2aa50f0963fb083d", kill_on_drop: false }`
[INFO] [stdout] 1353bbfa1a0d4687af8205346ba01f50b1c161a64b7b387d2aa50f0963fb083d
[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] 70d5f8ee06eb0bec657dd47dc52f5081dcaf333b1913b94142af4271fce773a1
[INFO] running `Command { std: "docker" "start" "-a" "70d5f8ee06eb0bec657dd47dc52f5081dcaf333b1913b94142af4271fce773a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling erasable v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "70d5f8ee06eb0bec657dd47dc52f5081dcaf333b1913b94142af4271fce773a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d5f8ee06eb0bec657dd47dc52f5081dcaf333b1913b94142af4271fce773a1", kill_on_drop: false }`
[INFO] [stdout] 70d5f8ee06eb0bec657dd47dc52f5081dcaf333b1913b94142af4271fce773a1
[INFO] checking erasable-1.2.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate erasable 1.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate erasable 1.2.1 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 erasable 1.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate erasable 1.2.1
[INFO] tweaked toml for crates.io crate erasable 1.2.1 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] 733822bca85ef4bb78feaaead9ad8af648d9f06d37689304d5e242996a32e2f5
[INFO] running `Command { std: "docker" "start" "-a" "733822bca85ef4bb78feaaead9ad8af648d9f06d37689304d5e242996a32e2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "733822bca85ef4bb78feaaead9ad8af648d9f06d37689304d5e242996a32e2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733822bca85ef4bb78feaaead9ad8af648d9f06d37689304d5e242996a32e2f5", kill_on_drop: false }`
[INFO] [stdout] 733822bca85ef4bb78feaaead9ad8af648d9f06d37689304d5e242996a32e2f5
[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] ce2cabb94754b10d8d3ce341c5aae15e7696a7a9619f138295eadc2dedbd94f7
[INFO] running `Command { std: "docker" "start" "-a" "ce2cabb94754b10d8d3ce341c5aae15e7696a7a9619f138295eadc2dedbd94f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling erasable v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "ce2cabb94754b10d8d3ce341c5aae15e7696a7a9619f138295eadc2dedbd94f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2cabb94754b10d8d3ce341c5aae15e7696a7a9619f138295eadc2dedbd94f7", kill_on_drop: false }`
[INFO] [stdout] ce2cabb94754b10d8d3ce341c5aae15e7696a7a9619f138295eadc2dedbd94f7