[INFO] fetching crate busstop 0.2.0...
[INFO] checking busstop-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate busstop 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate busstop 0.2.0 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 busstop 0.2.0
[INFO] finished tweaking crates.io crate busstop 0.2.0
[INFO] tweaked toml for crates.io crate busstop 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate busstop 0.2.0 already has a lockfile, it will not be regenerated
[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 socket2 v0.5.5
[INFO] [stderr]   Downloaded simple_logger v4.2.0
[INFO] [stderr]   Downloaded deranged v0.3.9
[INFO] [stderr]   Downloaded time-macros v0.2.15
[INFO] [stderr]   Downloaded num_threads v0.1.6
[INFO] [stderr]   Downloaded serde v1.0.190
[INFO] [stderr]   Downloaded async-trait v0.1.74
[INFO] [stderr]   Downloaded serde_derive v1.0.190
[INFO] [stderr]   Downloaded time v0.3.30
[INFO] [stderr]   Downloaded rustix v0.38.20
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.10
[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] 7bdf62f84ebea7d283e4206d5bab21a697d2a9cbbc22c5252329ead931e29c4c
[INFO] running `Command { std: "docker" "start" "-a" "7bdf62f84ebea7d283e4206d5bab21a697d2a9cbbc22c5252329ead931e29c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bdf62f84ebea7d283e4206d5bab21a697d2a9cbbc22c5252329ead931e29c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bdf62f84ebea7d283e4206d5bab21a697d2a9cbbc22c5252329ead931e29c4c", kill_on_drop: false }`
[INFO] [stdout] 7bdf62f84ebea7d283e4206d5bab21a697d2a9cbbc22c5252329ead931e29c4c
[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] 101b0501f99800255f1ddecc43b9a2a6df7de7ca387e38ee33dbfd6bebdff279
[INFO] running `Command { std: "docker" "start" "-a" "101b0501f99800255f1ddecc43b9a2a6df7de7ca387e38ee33dbfd6bebdff279", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking busstop v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.45s
[INFO] running `Command { std: "docker" "inspect" "101b0501f99800255f1ddecc43b9a2a6df7de7ca387e38ee33dbfd6bebdff279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101b0501f99800255f1ddecc43b9a2a6df7de7ca387e38ee33dbfd6bebdff279", kill_on_drop: false }`
[INFO] [stdout] 101b0501f99800255f1ddecc43b9a2a6df7de7ca387e38ee33dbfd6bebdff279
[INFO] checking busstop-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate busstop 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate busstop 0.2.0 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 busstop 0.2.0
[INFO] finished tweaking crates.io crate busstop 0.2.0
[INFO] tweaked toml for crates.io crate busstop 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate busstop 0.2.0 already has a lockfile, it will not be regenerated
[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] f6f20919eb5ee5b8b6a9bfc26b5908cd81832e040cc577d3cd93386c714b602e
[INFO] running `Command { std: "docker" "start" "-a" "f6f20919eb5ee5b8b6a9bfc26b5908cd81832e040cc577d3cd93386c714b602e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6f20919eb5ee5b8b6a9bfc26b5908cd81832e040cc577d3cd93386c714b602e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f20919eb5ee5b8b6a9bfc26b5908cd81832e040cc577d3cd93386c714b602e", kill_on_drop: false }`
[INFO] [stdout] f6f20919eb5ee5b8b6a9bfc26b5908cd81832e040cc577d3cd93386c714b602e
[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] 7023ba80b2abc03c35b3a1e55e0f0d40689c8bc7dd3b536560e7ee206b48c346
[INFO] running `Command { std: "docker" "start" "-a" "7023ba80b2abc03c35b3a1e55e0f0d40689c8bc7dd3b536560e7ee206b48c346", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking busstop v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.82s
[INFO] running `Command { std: "docker" "inspect" "7023ba80b2abc03c35b3a1e55e0f0d40689c8bc7dd3b536560e7ee206b48c346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7023ba80b2abc03c35b3a1e55e0f0d40689c8bc7dd3b536560e7ee206b48c346", kill_on_drop: false }`
[INFO] [stdout] 7023ba80b2abc03c35b3a1e55e0f0d40689c8bc7dd3b536560e7ee206b48c346