[INFO] fetching crate devc 0.0.0-alpha.2...
[INFO] checking devc-0.0.0-alpha.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate devc 0.0.0-alpha.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate devc 0.0.0-alpha.2 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 devc 0.0.0-alpha.2
[INFO] finished tweaking crates.io crate devc 0.0.0-alpha.2
[INFO] tweaked toml for crates.io crate devc 0.0.0-alpha.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate devc 0.0.0-alpha.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.25.0
[INFO] [stderr]   Downloaded devc-core v0.0.0-alpha.1
[INFO] [stderr]   Downloaded clap v4.3.5
[INFO] [stderr]   Downloaded clap_builder v4.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b56b944ad40924233cfc0e78d8f9a9031976d05e6706bbf55286829f930783d1
[INFO] running `Command { std: "docker" "start" "-a" "b56b944ad40924233cfc0e78d8f9a9031976d05e6706bbf55286829f930783d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b56b944ad40924233cfc0e78d8f9a9031976d05e6706bbf55286829f930783d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56b944ad40924233cfc0e78d8f9a9031976d05e6706bbf55286829f930783d1", kill_on_drop: false }`
[INFO] [stdout] b56b944ad40924233cfc0e78d8f9a9031976d05e6706bbf55286829f930783d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f06579414adfcaeef34224e4182f4947424a49e98844b5f7c62fc16b2409bc7b
[INFO] running `Command { std: "docker" "start" "-a" "f06579414adfcaeef34224e4182f4947424a49e98844b5f7c62fc16b2409bc7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking object v0.30.4
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking devc-core v0.0.0-alpha.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rustix v0.37.20
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking clap_builder v4.3.5
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling strum_macros v0.25.0
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking clap v4.3.5
[INFO] [stderr]     Checking devc v0.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Subcommand`
[INFO] [stdout]  --> src/cli.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{ArgAction, Parser, Subcommand, ValueEnum};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Subcommand`
[INFO] [stdout]  --> src/cli.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{ArgAction, Parser, Subcommand, ValueEnum};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.45s
[INFO] running `Command { std: "docker" "inspect" "f06579414adfcaeef34224e4182f4947424a49e98844b5f7c62fc16b2409bc7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06579414adfcaeef34224e4182f4947424a49e98844b5f7c62fc16b2409bc7b", kill_on_drop: false }`
[INFO] [stdout] f06579414adfcaeef34224e4182f4947424a49e98844b5f7c62fc16b2409bc7b
[INFO] checking devc-0.0.0-alpha.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate devc 0.0.0-alpha.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate devc 0.0.0-alpha.2 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 devc 0.0.0-alpha.2
[INFO] finished tweaking crates.io crate devc 0.0.0-alpha.2
[INFO] tweaked toml for crates.io crate devc 0.0.0-alpha.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate devc 0.0.0-alpha.2 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2a27ee1d2c61a291a7c55a3ba093f4efa2af33f2efaee1d97315e147b04447c3
[INFO] running `Command { std: "docker" "start" "-a" "2a27ee1d2c61a291a7c55a3ba093f4efa2af33f2efaee1d97315e147b04447c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a27ee1d2c61a291a7c55a3ba093f4efa2af33f2efaee1d97315e147b04447c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a27ee1d2c61a291a7c55a3ba093f4efa2af33f2efaee1d97315e147b04447c3", kill_on_drop: false }`
[INFO] [stdout] 2a27ee1d2c61a291a7c55a3ba093f4efa2af33f2efaee1d97315e147b04447c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a6c36679796a4d1c406db6daef874a93a27f33f7804a80154859c53b3c66df29
[INFO] running `Command { std: "docker" "start" "-a" "a6c36679796a4d1c406db6daef874a93a27f33f7804a80154859c53b3c66df29", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking object v0.30.4
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking devc-core v0.0.0-alpha.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rustix v0.37.20
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking clap_builder v4.3.5
[INFO] [stderr]    Compiling strum_macros v0.25.0
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking clap v4.3.5
[INFO] [stderr]     Checking devc v0.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Subcommand`
[INFO] [stdout]  --> src/cli.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{ArgAction, Parser, Subcommand, ValueEnum};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Subcommand`
[INFO] [stdout]  --> src/cli.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{ArgAction, Parser, Subcommand, ValueEnum};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.16s
[INFO] running `Command { std: "docker" "inspect" "a6c36679796a4d1c406db6daef874a93a27f33f7804a80154859c53b3c66df29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c36679796a4d1c406db6daef874a93a27f33f7804a80154859c53b3c66df29", kill_on_drop: false }`
[INFO] [stdout] a6c36679796a4d1c406db6daef874a93a27f33f7804a80154859c53b3c66df29