[INFO] fetching crate rip_list 0.1.4...
[INFO] checking rip_list-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rip_list 0.1.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rip_list 0.1.4 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 rip_list 0.1.4
[INFO] finished tweaking crates.io crate rip_list 0.1.4
[INFO] tweaked toml for crates.io crate rip_list 0.1.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate rip_list 0.1.4 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 serde v1.0.185
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c6e9bde5fa88e32b7586108f783e6700d18450768714a16912688f7e13bb4e8c
[INFO] running `Command { std: "docker" "start" "-a" "c6e9bde5fa88e32b7586108f783e6700d18450768714a16912688f7e13bb4e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6e9bde5fa88e32b7586108f783e6700d18450768714a16912688f7e13bb4e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e9bde5fa88e32b7586108f783e6700d18450768714a16912688f7e13bb4e8c", kill_on_drop: false }`
[INFO] [stdout] c6e9bde5fa88e32b7586108f783e6700d18450768714a16912688f7e13bb4e8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1460d1b7e96e4dc8aa45be8b0d26e9c9d801e8241edf6c3a4be78c53b18ca055
[INFO] running `Command { std: "docker" "start" "-a" "1460d1b7e96e4dc8aa45be8b0d26e9c9d801e8241edf6c3a4be78c53b18ca055", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking rip_list v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.77s
[INFO] running `Command { std: "docker" "inspect" "1460d1b7e96e4dc8aa45be8b0d26e9c9d801e8241edf6c3a4be78c53b18ca055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1460d1b7e96e4dc8aa45be8b0d26e9c9d801e8241edf6c3a4be78c53b18ca055", kill_on_drop: false }`
[INFO] [stdout] 1460d1b7e96e4dc8aa45be8b0d26e9c9d801e8241edf6c3a4be78c53b18ca055
[INFO] checking rip_list-0.1.4 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rip_list 0.1.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rip_list 0.1.4 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 rip_list 0.1.4
[INFO] finished tweaking crates.io crate rip_list 0.1.4
[INFO] tweaked toml for crates.io crate rip_list 0.1.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate rip_list 0.1.4 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 311cfc7dced5282f66c6e7d8a82284030ffebf88c5295536e3c0380692f98c51
[INFO] running `Command { std: "docker" "start" "-a" "311cfc7dced5282f66c6e7d8a82284030ffebf88c5295536e3c0380692f98c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "311cfc7dced5282f66c6e7d8a82284030ffebf88c5295536e3c0380692f98c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311cfc7dced5282f66c6e7d8a82284030ffebf88c5295536e3c0380692f98c51", kill_on_drop: false }`
[INFO] [stdout] 311cfc7dced5282f66c6e7d8a82284030ffebf88c5295536e3c0380692f98c51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 925f5f685a34961003b20e5482b8b1268337039338ee5e7d145b1cd43da491cf
[INFO] running `Command { std: "docker" "start" "-a" "925f5f685a34961003b20e5482b8b1268337039338ee5e7d145b1cd43da491cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking rip_list v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.27s
[INFO] running `Command { std: "docker" "inspect" "925f5f685a34961003b20e5482b8b1268337039338ee5e7d145b1cd43da491cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925f5f685a34961003b20e5482b8b1268337039338ee5e7d145b1cd43da491cf", kill_on_drop: false }`
[INFO] [stdout] 925f5f685a34961003b20e5482b8b1268337039338ee5e7d145b1cd43da491cf