[INFO] fetching crate rbdc 4.5.10...
[INFO] checking rbdc-4.5.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rbdc 4.5.10 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rbdc 4.5.10 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 rbdc 4.5.10
[INFO] finished tweaking crates.io crate rbdc 4.5.10
[INFO] tweaked toml for crates.io crate rbdc 4.5.10 written to /workspace/builds/worker-7-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 119 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding rustls v0.21.10 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding tokio-rustls v0.24.1 (latest: v0.26.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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 rbs v4.5.13
[INFO] [stderr]   Downloaded fastdate v0.3.28
[INFO] [stderr]   Downloaded lru v0.12.3
[INFO] [stderr]   Downloaded bigdecimal v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ae55cf034db1cb7054a80f2e2a40d50f7f6697bcb4d1fccb7daa621d92b6542c
[INFO] running `Command { std: "docker" "start" "-a" "ae55cf034db1cb7054a80f2e2a40d50f7f6697bcb4d1fccb7daa621d92b6542c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae55cf034db1cb7054a80f2e2a40d50f7f6697bcb4d1fccb7daa621d92b6542c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae55cf034db1cb7054a80f2e2a40d50f7f6697bcb4d1fccb7daa621d92b6542c", kill_on_drop: false }`
[INFO] [stdout] ae55cf034db1cb7054a80f2e2a40d50f7f6697bcb4d1fccb7daa621d92b6542c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f61f0753447e81332a6797839e41802fed7878ac783a2f4d80a28b2ea622dd1b
[INFO] running `Command { std: "docker" "start" "-a" "f61f0753447e81332a6797839e41802fed7878ac783a2f4d80a28b2ea622dd1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling bigdecimal v0.4.3
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking lru v0.12.3
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking rbs v4.5.13
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking fastdate v0.3.28
[INFO] [stderr]     Checking rbdc v4.5.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.21s
[INFO] running `Command { std: "docker" "inspect" "f61f0753447e81332a6797839e41802fed7878ac783a2f4d80a28b2ea622dd1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61f0753447e81332a6797839e41802fed7878ac783a2f4d80a28b2ea622dd1b", kill_on_drop: false }`
[INFO] [stdout] f61f0753447e81332a6797839e41802fed7878ac783a2f4d80a28b2ea622dd1b
[INFO] checking rbdc-4.5.10 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rbdc 4.5.10 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate rbdc 4.5.10 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 rbdc 4.5.10
[INFO] finished tweaking crates.io crate rbdc 4.5.10
[INFO] tweaked toml for crates.io crate rbdc 4.5.10 written to /workspace/builds/worker-7-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ec954c1bee4bc22f2c7889964dcfbab02c8947aa0e170df3b62e1b6133fcad38
[INFO] running `Command { std: "docker" "start" "-a" "ec954c1bee4bc22f2c7889964dcfbab02c8947aa0e170df3b62e1b6133fcad38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec954c1bee4bc22f2c7889964dcfbab02c8947aa0e170df3b62e1b6133fcad38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec954c1bee4bc22f2c7889964dcfbab02c8947aa0e170df3b62e1b6133fcad38", kill_on_drop: false }`
[INFO] [stdout] ec954c1bee4bc22f2c7889964dcfbab02c8947aa0e170df3b62e1b6133fcad38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 22d06733ad220b2eebb4d3325c98cf9d5edb96744bb812c9598851d6788a735c
[INFO] running `Command { std: "docker" "start" "-a" "22d06733ad220b2eebb4d3325c98cf9d5edb96744bb812c9598851d6788a735c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling bigdecimal v0.4.3
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking lru v0.12.3
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking rbs v4.5.13
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking fastdate v0.3.28
[INFO] [stderr]     Checking rbdc v4.5.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.94s
[INFO] running `Command { std: "docker" "inspect" "22d06733ad220b2eebb4d3325c98cf9d5edb96744bb812c9598851d6788a735c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22d06733ad220b2eebb4d3325c98cf9d5edb96744bb812c9598851d6788a735c", kill_on_drop: false }`
[INFO] [stdout] 22d06733ad220b2eebb4d3325c98cf9d5edb96744bb812c9598851d6788a735c