[INFO] fetching crate lastlog 0.2.3...
[INFO] checking lastlog-0.2.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate lastlog 0.2.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate lastlog 0.2.3 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 lastlog 0.2.3
[INFO] finished tweaking crates.io crate lastlog 0.2.3
[INFO] tweaked toml for crates.io crate lastlog 0.2.3 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 45 packages
[INFO] [stderr]       Adding cached v0.40.0 (latest: v0.49.2)
[INFO] [stderr]       Adding cached_proc_macro v0.15.0 (latest: v0.20.0)
[INFO] [stderr]       Adding darling v0.13.4 (latest: v0.20.8)
[INFO] [stderr]       Adding darling_core v0.13.4 (latest: v0.20.8)
[INFO] [stderr]       Adding darling_macro v0.13.4 (latest: v0.20.8)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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 cached_proc_macro_types v0.1.1
[INFO] [stderr]   Downloaded async_once v0.2.6
[INFO] [stderr]   Downloaded cached v0.40.0
[INFO] [stderr]   Downloaded cached_proc_macro v0.15.0
[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] 504f3c08bd9416c708e0e942bb49521791f9a40af4ed18cbd0b3d156f9d96590
[INFO] running `Command { std: "docker" "start" "-a" "504f3c08bd9416c708e0e942bb49521791f9a40af4ed18cbd0b3d156f9d96590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "504f3c08bd9416c708e0e942bb49521791f9a40af4ed18cbd0b3d156f9d96590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "504f3c08bd9416c708e0e942bb49521791f9a40af4ed18cbd0b3d156f9d96590", kill_on_drop: false }`
[INFO] [stdout] 504f3c08bd9416c708e0e942bb49521791f9a40af4ed18cbd0b3d156f9d96590
[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] 71ee37702d1cba130e17fda0f3dde677b9a9592dca749e89b2da80d5d8bf94cb
[INFO] running `Command { std: "docker" "start" "-a" "71ee37702d1cba130e17fda0f3dde677b9a9592dca749e89b2da80d5d8bf94cb", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking async_once v0.2.6
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling cached_proc_macro v0.15.0
[INFO] [stderr]     Checking cached v0.40.0
[INFO] [stderr]     Checking lastlog v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.37s
[INFO] running `Command { std: "docker" "inspect" "71ee37702d1cba130e17fda0f3dde677b9a9592dca749e89b2da80d5d8bf94cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ee37702d1cba130e17fda0f3dde677b9a9592dca749e89b2da80d5d8bf94cb", kill_on_drop: false }`
[INFO] [stdout] 71ee37702d1cba130e17fda0f3dde677b9a9592dca749e89b2da80d5d8bf94cb
[INFO] checking lastlog-0.2.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate lastlog 0.2.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate lastlog 0.2.3 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 lastlog 0.2.3
[INFO] finished tweaking crates.io crate lastlog 0.2.3
[INFO] tweaked toml for crates.io crate lastlog 0.2.3 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] a7c0c69dab2233be68d3b65c5322e5f4c9a93e272f262b4b2f047554b1a3806d
[INFO] running `Command { std: "docker" "start" "-a" "a7c0c69dab2233be68d3b65c5322e5f4c9a93e272f262b4b2f047554b1a3806d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7c0c69dab2233be68d3b65c5322e5f4c9a93e272f262b4b2f047554b1a3806d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c0c69dab2233be68d3b65c5322e5f4c9a93e272f262b4b2f047554b1a3806d", kill_on_drop: false }`
[INFO] [stdout] a7c0c69dab2233be68d3b65c5322e5f4c9a93e272f262b4b2f047554b1a3806d
[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] 2bac9411b6e380b423ee9dcceac5191a9d8291e829d7e57189321b90237bbfae
[INFO] running `Command { std: "docker" "start" "-a" "2bac9411b6e380b423ee9dcceac5191a9d8291e829d7e57189321b90237bbfae", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking async_once v0.2.6
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling cached_proc_macro v0.15.0
[INFO] [stderr]     Checking cached v0.40.0
[INFO] [stderr]     Checking lastlog v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.27s
[INFO] running `Command { std: "docker" "inspect" "2bac9411b6e380b423ee9dcceac5191a9d8291e829d7e57189321b90237bbfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bac9411b6e380b423ee9dcceac5191a9d8291e829d7e57189321b90237bbfae", kill_on_drop: false }`
[INFO] [stdout] 2bac9411b6e380b423ee9dcceac5191a9d8291e829d7e57189321b90237bbfae